13314513197 has 4 divisors (see below), whose sum is σ = 13314790620. Its totient is φ = 13314235776.

The previous prime is 13314513193. The next prime is 13314513209. The reversal of 13314513197 is 79131541331.

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 12640280041 + 674233156 = 112429^2 + 25966^2 .

It is a cyclic number.

It is not a de Polignac number, because 13314513197 - 2² = 13314513193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13314513197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13314513193) 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, 46118 + ... + 169575.

It is an arithmetic number, because the mean of its divisors is an integer number (3328697655).

Almost surely, 2^13314513197 is an apocalyptic number.

It is an amenable number.

13314513197 is a deficient number, since it is larger than the sum of its proper divisors (277423).

13314513197 is an equidigital number, since it uses as much as digits as its factorization.

13314513197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277422.

The product of its digits is 34020, while the sum is 38.

The spelling of 13314513197 in words is "thirteen billion, three hundred fourteen million, five hundred thirteen thousand, one hundred ninety-seven".