125279291325 has 12 divisors (see below), whose sum is σ = 207128428448. Its totient is φ = 66815622000.

The previous prime is 125279291281. The next prime is 125279291329. The reversal of 125279291325 is 523192972521.

It is not a de Polignac number, because 125279291325 - 2¹¹ = 125279289277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125279291329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 835195201 + ... + 835195350.

Almost surely, 2^125279291325 is an apocalyptic number.

125279291325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125279291325 is a deficient number, since it is larger than the sum of its proper divisors (81849137123).

125279291325 is a wasteful number, since it uses less digits than its factorization.

125279291325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670390564 (or 1670390559 counting only the distinct ones).

The product of its digits is 680400, while the sum is 48.

The spelling of 125279291325 in words is "one hundred twenty-five billion, two hundred seventy-nine million, two hundred ninety-one thousand, three hundred twenty-five".