1100660779 has 2 divisors, whose sum is σ = 1100660780. Its totient is φ = 1100660778.

The previous prime is 1100660741. The next prime is 1100660783. The reversal of 1100660779 is 9770660011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1100660779 - 2⁷ = 1100660651 is a prime.

It is a super-2 number, since 2×1100660779² = 2422908300857773682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1100660789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550330389 + 550330390.

It is an arithmetic number, because the mean of its divisors is an integer number (550330390).

Almost surely, 2^1100660779 is an apocalyptic number.

1100660779 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100660779 is an equidigital number, since it uses as much as digits as its factorization.

1100660779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 1100660779 is about 33176.2080262347. The cubic root of 1100660779 is about 1032.4867737852.

The spelling of 1100660779 in words is "one billion, one hundred million, six hundred sixty thousand, seven hundred seventy-nine".