11312322979 has 2 divisors, whose sum is σ = 11312322980. Its totient is φ = 11312322978.

The previous prime is 11312322913. The next prime is 11312323069. The reversal of 11312322979 is 97922321311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11312322979 - 2⁷ = 11312322851 is a prime.

It is a super-2 number, since 2×11312322979² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11312322079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656161489 + 5656161490.

It is an arithmetic number, because the mean of its divisors is an integer number (5656161490).

Almost surely, 2^11312322979 is an apocalyptic number.

11312322979 is a deficient number, since it is larger than the sum of its proper divisors (1).

11312322979 is an equidigital number, since it uses as much as digits as its factorization.

11312322979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 40.

The spelling of 11312322979 in words is "eleven billion, three hundred twelve million, three hundred twenty-two thousand, nine hundred seventy-nine".