12557514 has 8 divisors (see below), whose sum is σ = 25115040. Its totient is φ = 4185836.

The previous prime is 12557491. The next prime is 12557549. The reversal of 12557514 is 41575521.

It is a sphenic number, since it is the product of 3 distinct primes.

12557514 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1046454 + ... + 1046465.

It is an arithmetic number, because the mean of its divisors is an integer number (3139380).

Almost surely, 2^12557514 is an apocalyptic number.

12557514 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12557514 is a wasteful number, since it uses less digits than its factorization.

12557514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092924.

The product of its digits is 7000, while the sum is 30.

The square root of 12557514 is about 3543.6582792363. The cubic root of 12557514 is about 232.4348389484.

The spelling of 12557514 in words is "twelve million, five hundred fifty-seven thousand, five hundred fourteen".