125071539 has 16 divisors (see below), whose sum is σ = 174451200. Its totient is φ = 79554816.

The previous prime is 125071523. The next prime is 125071553. The reversal of 125071539 is 935170521.

It is not a de Polignac number, because 125071539 - 2⁴ = 125071523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125071139) 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, 28227 + ... + 32355.

It is an arithmetic number, because the mean of its divisors is an integer number (10903200).

Almost surely, 2^125071539 is an apocalyptic number.

125071539 is a deficient number, since it is larger than the sum of its proper divisors (49379661).

125071539 is a wasteful number, since it uses less digits than its factorization.

125071539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4594.

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 125071539 is about 11183.5387512182. The cubic root of 125071539 is about 500.0953671424.

The spelling of 125071539 in words is "one hundred twenty-five million, seventy-one thousand, five hundred thirty-nine".