119631979 has 2 divisors, whose sum is σ = 119631980. Its totient is φ = 119631978.

The previous prime is 119631929. The next prime is 119631983. The reversal of 119631979 is 979136911.

It is a strong prime.

It is an emirp because it is prime and its reverse (979136911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 119631979 - 2⁷ = 119631851 is a prime.

It is not a weakly prime, because it can be changed into another prime (119631929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59815989 + 59815990.

It is an arithmetic number, because the mean of its divisors is an integer number (59815990).

Almost surely, 2^119631979 is an apocalyptic number.

119631979 is a deficient number, since it is larger than the sum of its proper divisors (1).

119631979 is an equidigital number, since it uses as much as digits as its factorization.

119631979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 91854, while the sum is 46.

The square root of 119631979 is about 10937.6404676694. The cubic root of 119631979 is about 492.7376663894.

The spelling of 119631979 in words is "one hundred nineteen million, six hundred thirty-one thousand, nine hundred seventy-nine".