1166702879 has 2 divisors, whose sum is σ = 1166702880. Its totient is φ = 1166702878.

The previous prime is 1166702861. The next prime is 1166702941. The reversal of 1166702879 is 9782076611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1166702879 - 2²⁴ = 1149925663 is a prime.

It is a super-2 number, since 2×1166702879² = 2722391215733777282, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1166702839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 583351439 + 583351440.

It is an arithmetic number, because the mean of its divisors is an integer number (583351440).

Almost surely, 2^1166702879 is an apocalyptic number.

1166702879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1166702879 is an equidigital number, since it uses as much as digits as its factorization.

1166702879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 47.

The square root of 1166702879 is about 34157.0326433664. The cubic root of 1166702879 is about 1052.7374914071.

The spelling of 1166702879 in words is "one billion, one hundred sixty-six million, seven hundred two thousand, eight hundred seventy-nine".