125565357 has 16 divisors (see below), whose sum is σ = 176472000. Its totient is φ = 79196544.

The previous prime is 125565337. The next prime is 125565371. The reversal of 125565357 is 753565521.

It is not a de Polignac number, because 125565357 - 2⁷ = 125565229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125565337) 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, 72619 + ... + 74327.

It is an arithmetic number, because the mean of its divisors is an integer number (11029500).

Almost surely, 2^125565357 is an apocalyptic number.

It is an amenable number.

125565357 is a deficient number, since it is larger than the sum of its proper divisors (50906643).

125565357 is a wasteful number, since it uses less digits than its factorization.

125565357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3020.

The product of its digits is 157500, while the sum is 39.

The square root of 125565357 is about 11205.5948971931. The cubic root of 125565357 is about 500.7526757233.

The spelling of 125565357 in words is "one hundred twenty-five million, five hundred sixty-five thousand, three hundred fifty-seven".