125152510 has 16 divisors (see below), whose sum is σ = 257456736. Its totient is φ = 42909408.

The previous prime is 125152507. The next prime is 125152523. The reversal of 125152510 is 15251521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 893877 + ... + 894016.

It is an arithmetic number, because the mean of its divisors is an integer number (16091046).

Almost surely, 2^125152510 is an apocalyptic number.

125152510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125152510 is an abundant number, since it is smaller than the sum of its proper divisors (132304226).

125152510 is a wasteful number, since it uses less digits than its factorization.

125152510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1787907.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 125152510 is about 11187.1582629370. The cubic root of 125152510 is about 500.2032640229.

The spelling of 125152510 in words is "one hundred twenty-five million, one hundred fifty-two thousand, five hundred ten".