13075419997 has 4 divisors (see below), whose sum is σ = 13077868896. Its totient is φ = 13072971100.

The previous prime is 13075419977. The next prime is 13075420013. The reversal of 13075419997 is 79991457031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13075419997 - 2⁷ = 13075419869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13075419977) 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, 1216423 + ... + 1227124.

It is an arithmetic number, because the mean of its divisors is an integer number (3269467224).

Almost surely, 2^13075419997 is an apocalyptic number.

It is an amenable number.

13075419997 is a deficient number, since it is larger than the sum of its proper divisors (2448899).

13075419997 is an equidigital number, since it uses as much as digits as its factorization.

13075419997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448898.

The product of its (nonzero) digits is 2143260, while the sum is 55.

The spelling of 13075419997 in words is "thirteen billion, seventy-five million, four hundred nineteen thousand, nine hundred ninety-seven".