879804377 has 2 divisors, whose sum is σ = 879804378. Its totient is φ = 879804376.

The previous prime is 879804347. The next prime is 879804391. The reversal of 879804377 is 773408978.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 879478336 + 326041 = 29656^2 + 571^2 .

It is a cyclic number.

It is not a de Polignac number, because 879804377 - 2⁶ = 879804313 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (879804347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439902188 + 439902189.

It is an arithmetic number, because the mean of its divisors is an integer number (439902189).

Almost surely, 2^879804377 is an apocalyptic number.

It is an amenable number.

879804377 is a deficient number, since it is larger than the sum of its proper divisors (1).

879804377 is an equidigital number, since it uses as much as digits as its factorization.

879804377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2370816, while the sum is 53.

The square root of 879804377 is about 29661.4965401276. The cubic root of 879804377 is about 958.2129576709.

The spelling of 879804377 in words is "eight hundred seventy-nine million, eight hundred four thousand, three hundred seventy-seven".