125265125139 has 16 divisors (see below), whose sum is σ = 208232935680. Its totient is φ = 65072792160.

The previous prime is 125265125129. The next prime is 125265125143. The reversal of 125265125139 is 931521562521.

It is not a de Polignac number, because 125265125139 - 2¹¹ = 125265123091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125265125139.

It is not an unprimeable number, because it can be changed into a prime (125265125129) 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, 271136404 + ... + 271136865.

It is an arithmetic number, because the mean of its divisors is an integer number (13014558480).

Almost surely, 2^125265125139 is an apocalyptic number.

125265125139 is a deficient number, since it is larger than the sum of its proper divisors (82967810541).

125265125139 is a wasteful number, since it uses less digits than its factorization.

125265125139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542273290.

The product of its digits is 162000, while the sum is 42.

The spelling of 125265125139 in words is "one hundred twenty-five billion, two hundred sixty-five million, one hundred twenty-five thousand, one hundred thirty-nine".