279134383361 has 2 divisors, whose sum is σ = 279134383362. Its totient is φ = 279134383360.

The previous prime is 279134383321. The next prime is 279134383369. The reversal of 279134383361 is 163383431972.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244709291761 + 34425091600 = 494681^2 + 185540^2 .

It is a cyclic number.

It is not a de Polignac number, because 279134383361 - 2³⁴ = 261954514177 is a prime.

It is not a weakly prime, because it can be changed into another prime (279134383369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139567191680 + 139567191681.

It is an arithmetic number, because the mean of its divisors is an integer number (139567191681).

Almost surely, 2^279134383361 is an apocalyptic number.

It is an amenable number.

279134383361 is a deficient number, since it is larger than the sum of its proper divisors (1).

279134383361 is an equidigital number, since it uses as much as digits as its factorization.

279134383361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 50.

The spelling of 279134383361 in words is "two hundred seventy-nine billion, one hundred thirty-four million, three hundred eighty-three thousand, three hundred sixty-one".