255224539 has 2 divisors, whose sum is σ = 255224540. Its totient is φ = 255224538.

The previous prime is 255224533. The next prime is 255224609. The reversal of 255224539 is 935422552.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255224539 - 2³ = 255224531 is a prime.

It is equal to p_13949353 and since 255224539 and 13949353 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 255224498 and 255224507.

It is not a weakly prime, because it can be changed into another prime (255224531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127612269 + 127612270.

It is an arithmetic number, because the mean of its divisors is an integer number (127612270).

Almost surely, 2^255224539 is an apocalyptic number.

255224539 is a deficient number, since it is larger than the sum of its proper divisors (1).

255224539 is an equidigital number, since it uses as much as digits as its factorization.

255224539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 37.

The square root of 255224539 is about 15975.7484644695. The cubic root of 255224539 is about 634.3186433762.

The spelling of 255224539 in words is "two hundred fifty-five million, two hundred twenty-four thousand, five hundred thirty-nine".