11979363 has 24 divisors (see below), whose sum is σ = 17877328. Its totient is φ = 7128000.

The previous prime is 11979347. The next prime is 11979391. The reversal of 11979363 is 36397911.

It is not a de Polignac number, because 11979363 - 2⁴ = 11979347 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 (11979263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21873 + ... + 22413.

Almost surely, 2^11979363 is an apocalyptic number.

11979363 is a deficient number, since it is larger than the sum of its proper divisors (5897965).

11979363 is a wasteful number, since it uses less digits than its factorization.

11979363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 616 counting only the distinct ones).

The product of its digits is 30618, while the sum is 39.

The square root of 11979363 is about 3461.1216390066. The cubic root of 11979363 is about 228.8115317166.

The spelling of 11979363 in words is "eleven million, nine hundred seventy-nine thousand, three hundred sixty-three".