125504315 has 16 divisors (see below), whose sum is σ = 159429600. Its totient is φ = 94682112.

The previous prime is 125504303. The next prime is 125504347. The reversal of 125504315 is 513405521.

It is a cyclic number.

It is not a de Polignac number, because 125504315 - 2⁸ = 125504059 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3830 + ... + 16299.

It is an arithmetic number, because the mean of its divisors is an integer number (9964350).

Almost surely, 2^125504315 is an apocalyptic number.

125504315 is a deficient number, since it is larger than the sum of its proper divisors (33925285).

125504315 is a wasteful number, since it uses less digits than its factorization.

125504315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20206.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 125504315 is about 11202.8708374238. The cubic root of 125504315 is about 500.6715177241.

Adding to 125504315 its reverse (513405521), we get a palindrome (638909836).

The spelling of 125504315 in words is "one hundred twenty-five million, five hundred four thousand, three hundred fifteen".