13228924137 has 64 divisors (see below), whose sum is σ = 21215416320. Its totient is φ = 7225459200.

The previous prime is 13228924109. The next prime is 13228924151. The reversal of 13228924137 is 73142982231.

It is not a de Polignac number, because 13228924137 - 2¹¹ = 13228922089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13228920137) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16311462 + ... + 16312272.

It is an arithmetic number, because the mean of its divisors is an integer number (331490880).

Almost surely, 2^13228924137 is an apocalyptic number.

It is an amenable number.

13228924137 is a deficient number, since it is larger than the sum of its proper divisors (7986492183).

13228924137 is a wasteful number, since it uses less digits than its factorization.

13228924137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694.

The product of its digits is 145152, while the sum is 42.

The spelling of 13228924137 in words is "thirteen billion, two hundred twenty-eight million, nine hundred twenty-four thousand, one hundred thirty-seven".