255553033 has 2 divisors, whose sum is σ = 255553034. Its totient is φ = 255553032.

The previous prime is 255553031. The next prime is 255553049. The reversal of 255553033 is 330355552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 252269689 + 3283344 = 15883^2 + 1812^2 .

It is a cyclic number.

It is not a de Polignac number, because 255553033 - 2¹ = 255553031 is a prime.

Together with 255553031, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 255552986 and 255553004.

It is not a weakly prime, because it can be changed into another prime (255553031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127776516 + 127776517.

It is an arithmetic number, because the mean of its divisors is an integer number (127776517).

Almost surely, 2^255553033 is an apocalyptic number.

It is an amenable number.

255553033 is a deficient number, since it is larger than the sum of its proper divisors (1).

255553033 is an equidigital number, since it uses as much as digits as its factorization.

255553033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33750, while the sum is 31.

The square root of 255553033 is about 15986.0261791353. The cubic root of 255553033 is about 634.5906659868.

The spelling of 255553033 in words is "two hundred fifty-five million, five hundred fifty-three thousand, thirty-three".