679119379 has 2 divisors, whose sum is σ = 679119380. Its totient is φ = 679119378.

The previous prime is 679119317. The next prime is 679119401. The reversal of 679119379 is 973911976.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 679119379 - 2⁷ = 679119251 is a prime.

It is a super-2 number, since 2×679119379² = 922406261866691282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (679119079) 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, 339559689 + 339559690.

It is an arithmetic number, because the mean of its divisors is an integer number (339559690).

Almost surely, 2^679119379 is an apocalyptic number.

679119379 is a deficient number, since it is larger than the sum of its proper divisors (1).

679119379 is an equidigital number, since it uses as much as digits as its factorization.

679119379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 642978, while the sum is 52.

The square root of 679119379 is about 26059.9190136884. The cubic root of 679119379 is about 878.9861684342.

The spelling of 679119379 in words is "six hundred seventy-nine million, one hundred nineteen thousand, three hundred seventy-nine".