279054379 has 2 divisors, whose sum is σ = 279054380. Its totient is φ = 279054378.

The previous prime is 279054367. The next prime is 279054401. The reversal of 279054379 is 973450972.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 279054379 - 2⁹ = 279053867 is a prime.

It is not a weakly prime, because it can be changed into another prime (279054319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139527189 + 139527190.

It is an arithmetic number, because the mean of its divisors is an integer number (139527190).

Almost surely, 2^279054379 is an apocalyptic number.

279054379 is a deficient number, since it is larger than the sum of its proper divisors (1).

279054379 is an equidigital number, since it uses as much as digits as its factorization.

279054379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 476280, while the sum is 46.

The square root of 279054379 is about 16704.9208019673. The cubic root of 279054379 is about 653.4759578311.

The spelling of 279054379 in words is "two hundred seventy-nine million, fifty-four thousand, three hundred seventy-nine".