13751564929 has 4 divisors (see below), whose sum is σ = 14123228884. Its totient is φ = 13379900976.

The previous prime is 13751564909. The next prime is 13751564933. The reversal of 13751564929 is 92946515731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8524274929 + 5227290000 = 92327^2 + 72300^2 .

It is a cyclic number.

It is not a de Polignac number, because 13751564929 - 2¹⁵ = 13751532161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13751564909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185831922 + ... + 185831995.

It is an arithmetic number, because the mean of its divisors is an integer number (3530807221).

Almost surely, 2^13751564929 is an apocalyptic number.

It is an amenable number.

13751564929 is a deficient number, since it is larger than the sum of its proper divisors (371663955).

13751564929 is an equidigital number, since it uses as much as digits as its factorization.

13751564929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371663954.

The product of its digits is 2041200, while the sum is 52.

The spelling of 13751564929 in words is "thirteen billion, seven hundred fifty-one million, five hundred sixty-four thousand, nine hundred twenty-nine".