12157514 has 8 divisors (see below), whose sum is σ = 18318720. Its totient is φ = 6051276.

The previous prime is 12157469. The next prime is 12157553. The reversal of 12157514 is 41575121.

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

It is a Curzon 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, 13184 + ... + 14075.

It is an arithmetic number, because the mean of its divisors is an integer number (2289840).

Almost surely, 2^12157514 is an apocalyptic number.

12157514 is a deficient number, since it is larger than the sum of its proper divisors (6161206).

12157514 is a wasteful number, since it uses less digits than its factorization.

12157514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27484.

The product of its digits is 1400, while the sum is 26.

The square root of 12157514 is about 3486.7626819157. The cubic root of 12157514 is about 229.9402113023.

The spelling of 12157514 in words is "twelve million, one hundred fifty-seven thousand, five hundred fourteen".