12617516 has 6 divisors (see below), whose sum is σ = 22080660. Its totient is φ = 6308756.

The previous prime is 12617509. The next prime is 12617537. The reversal of 12617516 is 61571621.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1577186 + ... + 1577193.

It is an arithmetic number, because the mean of its divisors is an integer number (3680110).

Almost surely, 2^12617516 is an apocalyptic number.

It is an amenable number.

12617516 is a deficient number, since it is larger than the sum of its proper divisors (9463144).

12617516 is a wasteful number, since it uses less digits than its factorization.

12617516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3154383 (or 3154381 counting only the distinct ones).

The product of its digits is 2520, while the sum is 29.

The square root of 12617516 is about 3552.1142999628. The cubic root of 12617516 is about 232.8044556565.

The spelling of 12617516 in words is "twelve million, six hundred seventeen thousand, five hundred sixteen".