125015514 has 32 divisors (see below), whose sum is σ = 271252800. Its totient is φ = 38182272.

The previous prime is 125015503. The next prime is 125015537. The reversal of 125015514 is 415510521.

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, 4837 + ... + 16535.

It is an arithmetic number, because the mean of its divisors is an integer number (8476650).

Almost surely, 2^125015514 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125015514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135626400).

125015514 is an abundant number, since it is smaller than the sum of its proper divisors (146237286).

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

125015514 is a wasteful number, since it uses less digits than its factorization.

125015514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11854.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 125015514 is about 11181.0336731449. The cubic root of 125015514 is about 500.0206844776.

The spelling of 125015514 in words is "one hundred twenty-five million, fifteen thousand, five hundred fourteen".