107131657 has 2 divisors, whose sum is σ = 107131658. Its totient is φ = 107131656.

The previous prime is 107131649. The next prime is 107131711. The reversal of 107131657 is 756131701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55636681 + 51494976 = 7459^2 + 7176^2 .

It is a cyclic number.

It is not a de Polignac number, because 107131657 - 2³ = 107131649 is a prime.

It is a super-2 number, since 2×107131657² = 22954383863131298, which contains 22 as substring.

It is a zygodrome in base 11.

It is not a weakly prime, because it can be changed into another prime (107131457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53565828 + 53565829.

It is an arithmetic number, because the mean of its divisors is an integer number (53565829).

Almost surely, 2^107131657 is an apocalyptic number.

It is an amenable number.

107131657 is a deficient number, since it is larger than the sum of its proper divisors (1).

107131657 is an equidigital number, since it uses as much as digits as its factorization.

107131657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4410, while the sum is 31.

The square root of 107131657 is about 10350.4423576966. The cubic root of 107131657 is about 474.9405753915.

The spelling of 107131657 in words is "one hundred seven million, one hundred thirty-one thousand, six hundred fifty-seven".