13394071975 has 6 divisors (see below), whose sum is σ = 16608649280. Its totient is φ = 10715257560.

The previous prime is 13394071949. The next prime is 13394071991. The reversal of 13394071975 is 57917049331.

It is not a de Polignac number, because 13394071975 - 2¹⁵ = 13394039207 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 267881415 + ... + 267881464.

Almost surely, 2^13394071975 is an apocalyptic number.

13394071975 is a deficient number, since it is larger than the sum of its proper divisors (3214577305).

13394071975 is an equidigital number, since it uses as much as digits as its factorization.

13394071975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535762889 (or 535762884 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 49.

The spelling of 13394071975 in words is "thirteen billion, three hundred ninety-four million, seventy-one thousand, nine hundred seventy-five".