255452243 has 2 divisors, whose sum is σ = 255452244. Its totient is φ = 255452242.

The previous prime is 255452233. The next prime is 255452279. The reversal of 255452243 is 342254552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255452243 - 2²⁴ = 238675027 is a prime.

It is not a weakly prime, because it can be changed into another prime (255452233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127726121 + 127726122.

It is an arithmetic number, because the mean of its divisors is an integer number (127726122).

Almost surely, 2^255452243 is an apocalyptic number.

255452243 is a deficient number, since it is larger than the sum of its proper divisors (1).

255452243 is an equidigital number, since it uses as much as digits as its factorization.

255452243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48000, while the sum is 32.

The square root of 255452243 is about 15982.8734275161. The cubic root of 255452243 is about 634.5072275931.

The spelling of 255452243 in words is "two hundred fifty-five million, four hundred fifty-two thousand, two hundred forty-three".