133818006061 has 8 divisors (see below), whose sum is σ = 135179118360. Its totient is φ = 132459319872.

The previous prime is 133818006059. The next prime is 133818006137. The reversal of 133818006061 is 160600818331.

It can be written as a sum of positive squares in 4 ways, for example, as 14108925961 + 119709080100 = 118781^2 + 345990^2 .

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 133818006061 - 2¹ = 133818006059 is a prime.

It is a super-2 number, since 2×133818006061² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133818006061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133818006041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495550 + ... + 716383.

It is an arithmetic number, because the mean of its divisors is an integer number (16897389795).

Almost surely, 2^133818006061 is an apocalyptic number.

It is an amenable number.

133818006061 is a deficient number, since it is larger than the sum of its proper divisors (1361112299).

133818006061 is a wasteful number, since it uses less digits than its factorization.

133818006061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213055.

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 133818006061 in words is "one hundred thirty-three billion, eight hundred eighteen million, six thousand, sixty-one".