879117383 has 2 divisors, whose sum is σ = 879117384. Its totient is φ = 879117382.

The previous prime is 879117341. The next prime is 879117391. The reversal of 879117383 is 383711978.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 879117383 - 2²² = 874923079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (879117683) 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, 439558691 + 439558692.

It is an arithmetic number, because the mean of its divisors is an integer number (439558692).

Almost surely, 2^879117383 is an apocalyptic number.

879117383 is a deficient number, since it is larger than the sum of its proper divisors (1).

879117383 is an equidigital number, since it uses as much as digits as its factorization.

879117383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 47.

The square root of 879117383 is about 29649.9137098238. The cubic root of 879117383 is about 957.9634863168.

The spelling of 879117383 in words is "eight hundred seventy-nine million, one hundred seventeen thousand, three hundred eighty-three".