13056450111 has 24 divisors (see below), whose sum is σ = 18969968160. Its totient is φ = 8653369536.

The previous prime is 13056450103. The next prime is 13056450133. The reversal of 13056450111 is 11105465031.

13056450111 is a `hidden beast` number, since 1 + 3 + 0 + 5 + 645 + 0 + 1 + 11 = 666.

It is not a de Polignac number, because 13056450111 - 2³ = 13056450103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13056450311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1199385 + ... + 1210221.

It is an arithmetic number, because the mean of its divisors is an integer number (790415340).

Almost surely, 2^13056450111 is an apocalyptic number.

13056450111 is a deficient number, since it is larger than the sum of its proper divisors (5913518049).

13056450111 is a wasteful number, since it uses less digits than its factorization.

13056450111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11615 (or 11612 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The spelling of 13056450111 in words is "thirteen billion, fifty-six million, four hundred fifty thousand, one hundred eleven".