133997814719 has 8 divisors (see below), whose sum is σ = 135901095312. Its totient is φ = 132096363840.

The previous prime is 133997814701. The next prime is 133997814721. The reversal of 133997814719 is 917418799331.

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 133997814719 - 2¹² = 133997810623 is a prime.

It is a super-2 number, since 2×133997814719² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133996814719) 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, 309584 + ... + 603189.

It is an arithmetic number, because the mean of its divisors is an integer number (16987636914).

Almost surely, 2^133997814719 is an apocalyptic number.

133997814719 is a deficient number, since it is larger than the sum of its proper divisors (1903280593).

133997814719 is an equidigital number, since it uses as much as digits as its factorization.

133997814719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914857.

The product of its digits is 10287648, while the sum is 62.

The spelling of 133997814719 in words is "one hundred thirty-three billion, nine hundred ninety-seven million, eight hundred fourteen thousand, seven hundred nineteen".