11430836839 has 4 divisors (see below), whose sum is σ = 12103239024. Its totient is φ = 10758434656.

The previous prime is 11430836827. The next prime is 11430836849. The reversal of 11430836839 is 93863803411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11430836839 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 (11430836849) 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, 336201067 + ... + 336201100.

It is an arithmetic number, because the mean of its divisors is an integer number (3025809756).

Almost surely, 2^11430836839 is an apocalyptic number.

11430836839 is a deficient number, since it is larger than the sum of its proper divisors (672402185).

11430836839 is an equidigital number, since it uses as much as digits as its factorization.

11430836839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672402184.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 11430836839 in words is "eleven billion, four hundred thirty million, eight hundred thirty-six thousand, eight hundred thirty-nine".