132817131085861 has 16 divisors (see below), whose sum is σ = 135283005619200. Its totient is φ = 130360768312320.

The previous prime is 132817131085843. The next prime is 132817131085879. The reversal of 132817131085861 is 168580131718231.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (132817131085843) and next prime (132817131085879).

It is a cyclic number.

It is not a de Polignac number, because 132817131085861 - 2⁷ = 132817131085733 is a prime.

It is a super-3 number, since 3×132817131085861³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132817131085061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77454981 + ... + 79151173.

It is an arithmetic number, because the mean of its divisors is an integer number (8455187851200).

Almost surely, 2^{132817131085861} is an apocalyptic number.

It is an amenable number.

132817131085861 is a deficient number, since it is larger than the sum of its proper divisors (2465874533339).

132817131085861 is a wasteful number, since it uses less digits than its factorization.

132817131085861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698996.

The product of its (nonzero) digits is 1935360, while the sum is 55.

The spelling of 132817131085861 in words is "one hundred thirty-two trillion, eight hundred seventeen billion, one hundred thirty-one million, eighty-five thousand, eight hundred sixty-one".