1170099379 has 2 divisors, whose sum is σ = 1170099380. Its totient is φ = 1170099378.

The previous prime is 1170099367. The next prime is 1170099397. The reversal of 1170099379 is 9739900711.

Together with next prime (1170099397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1170099379 - 2⁵ = 1170099347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1170099319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585049689 + 585049690.

It is an arithmetic number, because the mean of its divisors is an integer number (585049690).

Almost surely, 2^1170099379 is an apocalyptic number.

1170099379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1170099379 is an equidigital number, since it uses as much as digits as its factorization.

1170099379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107163, while the sum is 46.

The square root of 1170099379 is about 34206.7154079429. The cubic root of 1170099379 is about 1053.7580765038.

The spelling of 1170099379 in words is "one billion, one hundred seventy million, ninety-nine thousand, three hundred seventy-nine".