11369921399 has 8 divisors (see below), whose sum is σ = 11483670000. Its totient is φ = 11256618816.

The previous prime is 11369921357. The next prime is 11369921413. The reversal of 11369921399 is 99312996311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11369921399 - 2²⁴ = 11353144183 is a prime.

It is a super-2 number, since 2×11369921399² (a number of 21 digits) contains 22 as substring.

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 11369921399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11369924399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60149 + ... + 162350.

It is an arithmetic number, because the mean of its divisors is an integer number (1435458750).

Almost surely, 2^11369921399 is an apocalyptic number.

11369921399 is a deficient number, since it is larger than the sum of its proper divisors (113748601).

11369921399 is a wasteful number, since it uses less digits than its factorization.

11369921399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223009.

The product of its digits is 708588, while the sum is 53.

The spelling of 11369921399 in words is "eleven billion, three hundred sixty-nine million, nine hundred twenty-one thousand, three hundred ninety-nine".