255416923 has 2 divisors, whose sum is σ = 255416924. Its totient is φ = 255416922.

The previous prime is 255416899. The next prime is 255416927. The reversal of 255416923 is 329614552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255416923 - 2¹⁷ = 255285851 is a prime.

It is not a weakly prime, because it can be changed into another prime (255416927) 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, 127708461 + 127708462.

It is an arithmetic number, because the mean of its divisors is an integer number (127708462).

Almost surely, 2^255416923 is an apocalyptic number.

255416923 is a deficient number, since it is larger than the sum of its proper divisors (1).

255416923 is an equidigital number, since it uses as much as digits as its factorization.

255416923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 37.

The square root of 255416923 is about 15981.7684565883. The cubic root of 255416923 is about 634.4779829511.

The spelling of 255416923 in words is "two hundred fifty-five million, four hundred sixteen thousand, nine hundred twenty-three".