13201172939 has 2 divisors, whose sum is σ = 13201172940. Its totient is φ = 13201172938.

The previous prime is 13201172927. The next prime is 13201173049. The reversal of 13201172939 is 93927110231.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13201172939 is a prime.

It is not a weakly prime, because it can be changed into another prime (13201177939) 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 as a sum of consecutive naturals, namely, 6600586469 + 6600586470.

It is an arithmetic number, because the mean of its divisors is an integer number (6600586470).

Almost surely, 2^13201172939 is an apocalyptic number.

13201172939 is a deficient number, since it is larger than the sum of its proper divisors (1).

13201172939 is an equidigital number, since it uses as much as digits as its factorization.

13201172939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 38.

The spelling of 13201172939 in words is "thirteen billion, two hundred one million, one hundred seventy-two thousand, nine hundred thirty-nine".