11313980779 has 2 divisors, whose sum is σ = 11313980780. Its totient is φ = 11313980778.

The previous prime is 11313980753. The next prime is 11313980827. The reversal of 11313980779 is 97708931311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11313980779 - 2⁷ = 11313980651 is a prime.

It is a super-2 number, since 2×11313980779² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11313180779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656990389 + 5656990390.

It is an arithmetic number, because the mean of its divisors is an integer number (5656990390).

Almost surely, 2^11313980779 is an apocalyptic number.

11313980779 is a deficient number, since it is larger than the sum of its proper divisors (1).

11313980779 is an equidigital number, since it uses as much as digits as its factorization.

11313980779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 285768, while the sum is 49.

The spelling of 11313980779 in words is "eleven billion, three hundred thirteen million, nine hundred eighty thousand, seven hundred seventy-nine".