255546043 has 2 divisors, whose sum is σ = 255546044. Its totient is φ = 255546042.

The previous prime is 255546041. The next prime is 255546047. The reversal of 255546043 is 340645552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255546043 - 2¹ = 255546041 is a prime.

Together with 255546041, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (255546041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127773021 + 127773022.

It is an arithmetic number, because the mean of its divisors is an integer number (127773022).

Almost surely, 2^255546043 is an apocalyptic number.

255546043 is a deficient number, since it is larger than the sum of its proper divisors (1).

255546043 is an equidigital number, since it uses as much as digits as its factorization.

255546043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 255546043 is about 15985.8075491981. The cubic root of 255546043 is about 634.5848800655.

The spelling of 255546043 in words is "two hundred fifty-five million, five hundred forty-six thousand, forty-three".