11479717919 has 2 divisors, whose sum is σ = 11479717920. Its totient is φ = 11479717918.

The previous prime is 11479717897. The next prime is 11479717943. The reversal of 11479717919 is 91971797411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11479717919 - 2²⁴ = 11462940703 is a prime.

It is a super-2 number, since 2×11479717919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11479710919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5739858959 + 5739858960.

It is an arithmetic number, because the mean of its divisors is an integer number (5739858960).

Almost surely, 2^11479717919 is an apocalyptic number.

11479717919 is a deficient number, since it is larger than the sum of its proper divisors (1).

11479717919 is an equidigital number, since it uses as much as digits as its factorization.

11479717919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1000188, while the sum is 56.

The spelling of 11479717919 in words is "eleven billion, four hundred seventy-nine million, seven hundred seventeen thousand, nine hundred nineteen".