125516597 has 2 divisors, whose sum is σ = 125516598. Its totient is φ = 125516596.

The previous prime is 125516533. The next prime is 125516623. The reversal of 125516597 is 795615521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124567921 + 948676 = 11161^2 + 974^2 .

It is a cyclic number.

It is not a de Polignac number, because 125516597 - 2⁶ = 125516533 is a prime.

It is a super-2 number, since 2×125516597² = 31508832244920818, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125516297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62758298 + 62758299.

It is an arithmetic number, because the mean of its divisors is an integer number (62758299).

Almost surely, 2^125516597 is an apocalyptic number.

It is an amenable number.

125516597 is a deficient number, since it is larger than the sum of its proper divisors (1).

125516597 is an equidigital number, since it uses as much as digits as its factorization.

125516597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94500, while the sum is 41.

The square root of 125516597 is about 11203.4189870771. The cubic root of 125516597 is about 500.6878492928.

The spelling of 125516597 in words is "one hundred twenty-five million, five hundred sixteen thousand, five hundred ninety-seven".