11823303499 has 4 divisors (see below), whose sum is σ = 13512346864. Its totient is φ = 10134260136.

The previous prime is 11823303439. The next prime is 11823303533. The reversal of 11823303499 is 99430332811.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11823303499 - 2¹³ = 11823295307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11823303439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 844521672 + ... + 844521685.

It is an arithmetic number, because the mean of its divisors is an integer number (3378086716).

Almost surely, 2^11823303499 is an apocalyptic number.

11823303499 is a deficient number, since it is larger than the sum of its proper divisors (1689043365).

11823303499 is an equidigital number, since it uses as much as digits as its factorization.

11823303499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689043364.

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 11823303499 in words is "eleven billion, eight hundred twenty-three million, three hundred three thousand, four hundred ninety-nine".