125012504 has 32 divisors (see below), whose sum is σ = 246618000. Its totient is φ = 59321472.

The previous prime is 125012501. The next prime is 125012507. The reversal of 125012504 is 405210521.

125012504 = T₂₀₂₉ + T₂₀₃₀ + ... + T₂₀₈₇.

It is an interprime number because it is at equal distance from previous prime (125012501) and next prime (125012507).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125012501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9122 + ... + 18254.

Almost surely, 2^125012504 is an apocalyptic number.

It is an amenable number.

125012504 is a deficient number, since it is larger than the sum of its proper divisors (121605496).

125012504 is a wasteful number, since it uses less digits than its factorization.

125012504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9227 (or 9223 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 125012504 is about 11180.8990693951. The cubic root of 125012504 is about 500.0166714441.

It can be divided in two parts, 12501250 and 4, that multiplied together give a triangular number (50005000 = T₁₀₀₀₀).

The spelling of 125012504 in words is "one hundred twenty-five million, twelve thousand, five hundred four".