255233543 has 2 divisors, whose sum is σ = 255233544. Its totient is φ = 255233542.

The previous prime is 255233533. The next prime is 255233557. The reversal of 255233543 is 345332552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255233543 - 2⁴ = 255233527 is a prime.

It is a super-2 number, since 2×255233543² = 130288322944665698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255233513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127616771 + 127616772.

It is an arithmetic number, because the mean of its divisors is an integer number (127616772).

Almost surely, 2^255233543 is an apocalyptic number.

255233543 is a deficient number, since it is larger than the sum of its proper divisors (1).

255233543 is an equidigital number, since it uses as much as digits as its factorization.

255233543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 32.

The square root of 255233543 is about 15976.0302641176. The cubic root of 255233543 is about 634.3261026092.

Subtracting 255233543 from its reverse (345332552), we obtain a palindrome (90099009).

The spelling of 255233543 in words is "two hundred fifty-five million, two hundred thirty-three thousand, five hundred forty-three".