11813056459 has 2 divisors, whose sum is σ = 11813056460. Its totient is φ = 11813056458.

The previous prime is 11813056403. The next prime is 11813056501. The reversal of 11813056459 is 95465031811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11813056459 - 2⁷ = 11813056331 is a prime.

It is not a weakly prime, because it can be changed into another prime (11813056159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5906528229 + 5906528230.

It is an arithmetic number, because the mean of its divisors is an integer number (5906528230).

Almost surely, 2^11813056459 is an apocalyptic number.

11813056459 is a deficient number, since it is larger than the sum of its proper divisors (1).

11813056459 is an equidigital number, since it uses as much as digits as its factorization.

11813056459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 43.

The spelling of 11813056459 in words is "eleven billion, eight hundred thirteen million, fifty-six thousand, four hundred fifty-nine".