13972929243 has 64 divisors (see below), whose sum is σ = 23729405952. Its totient is φ = 7114573440.

The previous prime is 13972929241. The next prime is 13972929253. The reversal of 13972929243 is 34292927931.

It is not a de Polignac number, because 13972929243 - 2¹ = 13972929241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13972929241) 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, 3747246 + ... + 3750972.

It is an arithmetic number, because the mean of its divisors is an integer number (370771968).

Almost surely, 2^13972929243 is an apocalyptic number.

13972929243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13972929243 is a deficient number, since it is larger than the sum of its proper divisors (9756476709).

13972929243 is a wasteful number, since it uses less digits than its factorization.

13972929243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224.

The product of its digits is 1469664, while the sum is 51.

The spelling of 13972929243 in words is "thirteen billion, nine hundred seventy-two million, nine hundred twenty-nine thousand, two hundred forty-three".