255310543 has 4 divisors (see below), whose sum is σ = 268747960. Its totient is φ = 241873128.

The previous prime is 255310507. The next prime is 255310553. The reversal of 255310543 is 345013552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 255310543 - 2²¹ = 253213391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255310553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6718680 + ... + 6718717.

It is an arithmetic number, because the mean of its divisors is an integer number (67186990).

Almost surely, 2^255310543 is an apocalyptic number.

255310543 is a deficient number, since it is larger than the sum of its proper divisors (13437417).

255310543 is a wasteful number, since it uses less digits than its factorization.

255310543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13437416.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 255310543 is about 15978.4399426227. The cubic root of 255310543 is about 634.3898849768.

The spelling of 255310543 in words is "two hundred fifty-five million, three hundred ten thousand, five hundred forty-three".