11813079430 has 16 divisors (see below), whose sum is σ = 21264852960. Its totient is φ = 4724940672.

The previous prime is 11813079419. The next prime is 11813079431. The reversal of 11813079430 is 3497031811.

It is a self number, because there is not a number n which added to its sum of digits gives 11813079430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11813079431) 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 7 ways as a sum of consecutive naturals, for example, 220222 + ... + 268558.

It is an arithmetic number, because the mean of its divisors is an integer number (1329053310).

Almost surely, 2^11813079430 is an apocalyptic number.

11813079430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11813079430 is a deficient number, since it is larger than the sum of its proper divisors (9451773530).

11813079430 is a wasteful number, since it uses less digits than its factorization.

11813079430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72783.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 11813079430 in words is "eleven billion, eight hundred thirteen million, seventy-nine thousand, four hundred thirty".