2255964979 has 2 divisors, whose sum is σ = 2255964980. Its totient is φ = 2255964978.

The previous prime is 2255964961. The next prime is 2255965027. The reversal of 2255964979 is 9794695522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2255964979 - 2⁹ = 2255964467 is a prime.

It is not a weakly prime, because it can be changed into another prime (2255964679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127982489 + 1127982490.

It is an arithmetic number, because the mean of its divisors is an integer number (1127982490).

Almost surely, 2^2255964979 is an apocalyptic number.

2255964979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2255964979 is an equidigital number, since it uses as much as digits as its factorization.

2255964979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12247200, while the sum is 58.

The square root of 2255964979 is about 47496.9996841906. Note that the first 3 decimals coincide. The cubic root of 2255964979 is about 1311.5276506670.

The spelling of 2255964979 in words is "two billion, two hundred fifty-five million, nine hundred sixty-four thousand, nine hundred seventy-nine".