125641075 has 24 divisors (see below), whose sum is σ = 178480640. Its totient is φ = 85946400.

The previous prime is 125641073. The next prime is 125641081. The reversal of 125641075 is 570146521.

It is not a de Polignac number, because 125641075 - 2¹ = 125641073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125641073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120406 + ... + 121444.

Almost surely, 2^125641075 is an apocalyptic number.

125641075 is a deficient number, since it is larger than the sum of its proper divisors (52839565).

125641075 is a wasteful number, since it uses less digits than its factorization.

125641075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747 (or 1742 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 125641075 is about 11208.9729681180. The cubic root of 125641075 is about 500.8533095638.

Adding to 125641075 its reverse (570146521), we get a palindrome (695787596).

The spelling of 125641075 in words is "one hundred twenty-five million, six hundred forty-one thousand, seventy-five".