13013973695 has 4 divisors (see below), whose sum is σ = 15616768440. Its totient is φ = 10411178952.

The previous prime is 13013973617. The next prime is 13013973697. The reversal of 13013973695 is 59637931031.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13013973695 - 2²⁴ = 12997196479 is a prime.

It is a super-2 number, since 2×13013973695² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13013973697) 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, 1301397365 + ... + 1301397374.

It is an arithmetic number, because the mean of its divisors is an integer number (3904192110).

Almost surely, 2^13013973695 is an apocalyptic number.

13013973695 is a deficient number, since it is larger than the sum of its proper divisors (2602794745).

13013973695 is an equidigital number, since it uses as much as digits as its factorization.

13013973695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602794744.

The product of its (nonzero) digits is 459270, while the sum is 47.

The spelling of 13013973695 in words is "thirteen billion, thirteen million, nine hundred seventy-three thousand, six hundred ninety-five".