13011116 has 6 divisors (see below), whose sum is σ = 22769460. Its totient is φ = 6505556.

The previous prime is 13011113. The next prime is 13011121. The reversal of 13011116 is 61111031.

It is a self number, because there is not a number n which added to its sum of digits gives 13011116.

It is not an unprimeable number, because it can be changed into a prime (13011113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1626386 + ... + 1626393.

It is an arithmetic number, because the mean of its divisors is an integer number (3794910).

Almost surely, 2^13011116 is an apocalyptic number.

It is an amenable number.

13011116 is a deficient number, since it is larger than the sum of its proper divisors (9758344).

13011116 is a wasteful number, since it uses less digits than its factorization.

13011116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3252783 (or 3252781 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 13011116 is about 3607.0924579223. The cubic root of 13011116 is about 235.2004687467.

Adding to 13011116 its reverse (61111031), we get a palindrome (74122147).

The spelling of 13011116 in words is "thirteen million, eleven thousand, one hundred sixteen".