125123240104 has 32 divisors (see below), whose sum is σ = 246823554600. Its totient is φ = 59386106880.

The previous prime is 125123240093. The next prime is 125123240119. The reversal of 125123240104 is 401042321521.

It can be written as a sum of positive squares in 4 ways, for example, as 69616822500 + 55506417604 = 263850^2 + 235598^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5142909 + ... + 5167180.

Almost surely, 2^125123240104 is an apocalyptic number.

It is an amenable number.

125123240104 is a deficient number, since it is larger than the sum of its proper divisors (121700314496).

125123240104 is a wasteful number, since it uses less digits than its factorization.

125123240104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10310173 (or 10310169 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 125123240104 its reverse (401042321521), we get a palindrome (526165561625).

The spelling of 125123240104 in words is "one hundred twenty-five billion, one hundred twenty-three million, two hundred forty thousand, one hundred four".