1169456879 has 2 divisors, whose sum is σ = 1169456880. Its totient is φ = 1169456878.

The previous prime is 1169456863. The next prime is 1169456903. The reversal of 1169456879 is 9786549611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1169456879 - 2⁴ = 1169456863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1169456839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 584728439 + 584728440.

It is an arithmetic number, because the mean of its divisors is an integer number (584728440).

Almost surely, 2^1169456879 is an apocalyptic number.

1169456879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1169456879 is an equidigital number, since it uses as much as digits as its factorization.

1169456879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 56.

The square root of 1169456879 is about 34197.3226876023. The cubic root of 1169456879 is about 1053.5651688088.

The spelling of 1169456879 in words is "one billion, one hundred sixty-nine million, four hundred fifty-six thousand, eight hundred seventy-nine".