255223379 has 2 divisors, whose sum is σ = 255223380. Its totient is φ = 255223378.

The previous prime is 255223349. The next prime is 255223399. The reversal of 255223379 is 973322552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255223379 - 2²⁴ = 238446163 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (255223349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127611689 + 127611690.

It is an arithmetic number, because the mean of its divisors is an integer number (127611690).

Almost surely, 2^255223379 is an apocalyptic number.

255223379 is a deficient number, since it is larger than the sum of its proper divisors (1).

255223379 is an equidigital number, since it uses as much as digits as its factorization.

255223379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113400, while the sum is 38.

The square root of 255223379 is about 15975.7121594000. The cubic root of 255223379 is about 634.3176823783.

The spelling of 255223379 in words is "two hundred fifty-five million, two hundred twenty-three thousand, three hundred seventy-nine".