97906331131 has 8 divisors (see below), whose sum is σ = 111921032160. Its totient is φ = 83898650688.

The previous prime is 97906331087. The next prime is 97906331137. The reversal of 97906331131 is 13113360979.

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 97906331131 - 2⁹ = 97906330619 is a prime.

It is a super-2 number, since 2×97906331131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97906331137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1725226 + ... + 1781071.

It is an arithmetic number, because the mean of its divisors is an integer number (13990129020).

Almost surely, 2^97906331131 is an apocalyptic number.

97906331131 is a deficient number, since it is larger than the sum of its proper divisors (14014701029).

97906331131 is a wasteful number, since it uses less digits than its factorization.

97906331131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510293.

The product of its (nonzero) digits is 91854, while the sum is 43.

The spelling of 97906331131 in words is "ninety-seven billion, nine hundred six million, three hundred thirty-one thousand, one hundred thirty-one".