Search a number
133333333333333 = 795238119999999

133333333333333 has 8 divisors (see below), whose sum is σ = 152381120000000. Its totient is φ = 114285588571440.

The previous prime is 133333333333303. The next prime is 133333333333339. The reversal of 133333333333333 is 333333333333331.

Adding to 133333333333333 its reverse (333333333333331), we get a palindrome (466666666666664).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133333333333333 - 233 = 133324743398741 is a prime.

It is a Duffinian number.

133333333333333 is a modest number, since divided by 33333333 gives 1333333 as remainder.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 133333333333333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133333333333339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3333333 + ... + 16666666.

It is an arithmetic number, because the mean of its divisors is an integer number (19047640000000).

Almost surely, 2133333333333333 is an apocalyptic number.

133333333333333 is the 6666667-th octagonal number.

It is an amenable number.

133333333333333 is a deficient number, since it is larger than the sum of its proper divisors (19047786666667).

133333333333333 is an equidigital number, since it uses as much as digits as its factorization.

133333333333333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20952387.

The product of its digits is 4782969, while the sum is 43.

The spelling of 133333333333333 in words is "one hundred thirty-three trillion, three hundred thirty-three billion, three hundred thirty-three million, three hundred thirty-three thousand, three hundred thirty-three".

Divisors: 1 7 952381 6666667 19999999 139999993 19047619047619 133333333333333