125015552 has 80 divisors (see below), whose sum is σ = 270464832. Its totient is φ = 57507840.

The previous prime is 125015551. The next prime is 125015567. The reversal of 125015552 is 255510521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125015551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461177 + ... + 461447.

Almost surely, 2^125015552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125015552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135232416).

125015552 is an abundant number, since it is smaller than the sum of its proper divisors (145449280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125015552 is an equidigital number, since it uses as much as digits as its factorization.

125015552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 125015552 is about 11181.0353724510. The cubic root of 125015552 is about 500.0207351401.

The spelling of 125015552 in words is "one hundred twenty-five million, fifteen thousand, five hundred fifty-two".