125906697 has 16 divisors (see below), whose sum is σ = 213175680. Its totient is φ = 71946576.

The previous prime is 125906687. The next prime is 125906707. The reversal of 125906697 is 796609521.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (125906687) and next prime (125906707).

It is not a de Polignac number, because 125906697 - 2⁴ = 125906681 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (125906687) 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, 332898 + ... + 333275.

It is an arithmetic number, because the mean of its divisors is an integer number (13323480).

Almost surely, 2^125906697 is an apocalyptic number.

It is an amenable number.

125906697 is a deficient number, since it is larger than the sum of its proper divisors (87268983).

125906697 is an equidigital number, since it uses as much as digits as its factorization.

125906697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666189 (or 666183 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 125906697 is about 11220.8153447065. The cubic root of 125906697 is about 501.2060180355.

The spelling of 125906697 in words is "one hundred twenty-five million, nine hundred six thousand, six hundred ninety-seven".