879354089 has 2 divisors, whose sum is σ = 879354090. Its totient is φ = 879354088.

The previous prime is 879354083. The next prime is 879354097. The reversal of 879354089 is 980453978.

879354089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 522899689 + 356454400 = 22867^2 + 18880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-879354089 is a prime.

It is a super-2 number, since 2×879354089² = 1546527227682039842, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 879354089.

It is not a weakly prime, because it can be changed into another prime (879354083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439677044 + 439677045.

It is an arithmetic number, because the mean of its divisors is an integer number (439677045).

Almost surely, 2^879354089 is an apocalyptic number.

It is an amenable number.

879354089 is a deficient number, since it is larger than the sum of its proper divisors (1).

879354089 is an equidigital number, since it uses as much as digits as its factorization.

879354089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The square root of 879354089 is about 29653.9051222600. The cubic root of 879354089 is about 958.0494571480.

The spelling of 879354089 in words is "eight hundred seventy-nine million, three hundred fifty-four thousand, eighty-nine".