119912879 has 2 divisors, whose sum is σ = 119912880. Its totient is φ = 119912878.

The previous prime is 119912861. The next prime is 119912899. The reversal of 119912879 is 978219911.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-119912879 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (119912809) 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, 59956439 + 59956440.

It is an arithmetic number, because the mean of its divisors is an integer number (59956440).

Almost surely, 2^119912879 is an apocalyptic number.

119912879 is a deficient number, since it is larger than the sum of its proper divisors (1).

119912879 is an equidigital number, since it uses as much as digits as its factorization.

119912879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 47.

The square root of 119912879 is about 10950.4739166851. The cubic root of 119912879 is about 493.1230199330.

The spelling of 119912879 in words is "one hundred nineteen million, nine hundred twelve thousand, eight hundred seventy-nine".