255423323 has 2 divisors, whose sum is σ = 255423324. Its totient is φ = 255423322.

The previous prime is 255423319. The next prime is 255423347. The reversal of 255423323 is 323324552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255423323 - 2² = 255423319 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (255423383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127711661 + 127711662.

It is an arithmetic number, because the mean of its divisors is an integer number (127711662).

Almost surely, 2^255423323 is an apocalyptic number.

255423323 is a deficient number, since it is larger than the sum of its proper divisors (1).

255423323 is an equidigital number, since it uses as much as digits as its factorization.

255423323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 29.

The square root of 255423323 is about 15981.9686834883. The cubic root of 255423323 is about 634.4832822934.

Adding to 255423323 its reverse (323324552), we get a palindrome (578747875).

The spelling of 255423323 in words is "two hundred fifty-five million, four hundred twenty-three thousand, three hundred twenty-three".