125023273057 has 4 divisors (see below), whose sum is σ = 125034404400. Its totient is φ = 125012141716.

The previous prime is 125023273019. The next prime is 125023273069. The reversal of 125023273057 is 750372320521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125023273057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125023273007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5548807 + ... + 5571292.

It is an arithmetic number, because the mean of its divisors is an integer number (31258601100).

Almost surely, 2^125023273057 is an apocalyptic number.

It is an amenable number.

125023273057 is a deficient number, since it is larger than the sum of its proper divisors (11131343).

125023273057 is a wasteful number, since it uses less digits than its factorization.

125023273057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11131342.

The product of its (nonzero) digits is 88200, while the sum is 37.

Adding to 125023273057 its reverse (750372320521), we get a palindrome (875395593578).

The spelling of 125023273057 in words is "one hundred twenty-five billion, twenty-three million, two hundred seventy-three thousand, fifty-seven".