11369813391 has 12 divisors (see below), whose sum is σ = 16428971832. Its totient is φ = 7577148816.

The previous prime is 11369813347. The next prime is 11369813471. The reversal of 11369813391 is 19331896311.

It is a happy number.

It is not a de Polignac number, because 11369813391 - 2⁷ = 11369813263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11369813591) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200661 + ... + 251006.

It is an arithmetic number, because the mean of its divisors is an integer number (1369080986).

Almost surely, 2^11369813391 is an apocalyptic number.

11369813391 is a deficient number, since it is larger than the sum of its proper divisors (5059158441).

11369813391 is a wasteful number, since it uses less digits than its factorization.

11369813391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454470 (or 454467 counting only the distinct ones).

The product of its digits is 104976, while the sum is 45.

The spelling of 11369813391 in words is "eleven billion, three hundred sixty-nine million, eight hundred thirteen thousand, three hundred ninety-one".