126251525 has 12 divisors (see below), whose sum is σ = 156760800. Its totient is φ = 100866480.

The previous prime is 126251501. The next prime is 126251533. The reversal of 126251525 is 525152621.

It is not a de Polignac number, because 126251525 - 2⁸ = 126251269 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18536 + ... + 24414.

It is an arithmetic number, because the mean of its divisors is an integer number (13063400).

Almost surely, 2^126251525 is an apocalyptic number.

It is an amenable number.

126251525 is a deficient number, since it is larger than the sum of its proper divisors (30509275).

126251525 is an equidigital number, since it uses as much as digits as its factorization.

126251525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6748 (or 6743 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The square root of 126251525 is about 11236.1703885265. The cubic root of 126251525 is about 501.6631616527.

The spelling of 126251525 in words is "one hundred twenty-six million, two hundred fifty-one thousand, five hundred twenty-five".