11473408979 has 2 divisors, whose sum is σ = 11473408980. Its totient is φ = 11473408978.

The previous prime is 11473408957. The next prime is 11473409023. The reversal of 11473408979 is 97980437411.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11473408979 is a prime.

It is a super-2 number, since 2×11473408979² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11473408979.

It is not a weakly prime, because it can be changed into another prime (11473408279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5736704489 + 5736704490.

It is an arithmetic number, because the mean of its divisors is an integer number (5736704490).

Almost surely, 2^11473408979 is an apocalyptic number.

11473408979 is a deficient number, since it is larger than the sum of its proper divisors (1).

11473408979 is an equidigital number, since it uses as much as digits as its factorization.

11473408979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 53.

The spelling of 11473408979 in words is "eleven billion, four hundred seventy-three million, four hundred eight thousand, nine hundred seventy-nine".