13012616 has 32 divisors (see below), whose sum is σ = 26036640. Its totient is φ = 6075648.

The previous prime is 13012609. The next prime is 13012669. The reversal of 13012616 is 61621031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21875 + ... + 22461.

It is an arithmetic number, because the mean of its divisors is an integer number (813645).

Almost surely, 2^13012616 is an apocalyptic number.

It is an amenable number.

13012616 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

13012616 is a wasteful number, since it uses less digits than its factorization.

13012616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773 (or 769 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 13012616 is about 3607.3003756272. The cubic root of 13012616 is about 235.2095068427.

Adding to 13012616 its reverse (61621031), we get a palindrome (74633647).

The spelling of 13012616 in words is "thirteen million, twelve thousand, six hundred sixteen".