125127057 has 16 divisors (see below), whose sum is σ = 182423232. Its totient is φ = 75659520.

The previous prime is 125127049. The next prime is 125127059. The reversal of 125127057 is 750721521.

It is not a de Polignac number, because 125127057 - 2³ = 125127049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125127059) 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, 10933 + ... + 19229.

It is an arithmetic number, because the mean of its divisors is an integer number (11401452).

Almost surely, 2^125127057 is an apocalyptic number.

It is an amenable number.

125127057 is a deficient number, since it is larger than the sum of its proper divisors (57296175).

125127057 is a wasteful number, since it uses less digits than its factorization.

125127057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8768.

The product of its (nonzero) digits is 4900, while the sum is 30.

The square root of 125127057 is about 11186.0206060958. The cubic root of 125127057 is about 500.1693519667.

Adding to 125127057 its reverse (750721521), we get a palindrome (875848578).

The spelling of 125127057 in words is "one hundred twenty-five million, one hundred twenty-seven thousand, fifty-seven".