279114089 has 2 divisors, whose sum is σ = 279114090. Its totient is φ = 279114088.

The previous prime is 279114071. The next prime is 279114133. The reversal of 279114089 is 980411972.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 262180864 + 16933225 = 16192^2 + 4115^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-279114089 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (279114889) 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, 139557044 + 139557045.

It is an arithmetic number, because the mean of its divisors is an integer number (139557045).

Almost surely, 2^279114089 is an apocalyptic number.

It is an amenable number.

279114089 is a deficient number, since it is larger than the sum of its proper divisors (1).

279114089 is an equidigital number, since it uses as much as digits as its factorization.

279114089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 279114089 is about 16706.7079043120. The cubic root of 279114089 is about 653.5225631641.

The spelling of 279114089 in words is "two hundred seventy-nine million, one hundred fourteen thousand, eighty-nine".