255506033 has 2 divisors, whose sum is σ = 255506034. Its totient is φ = 255506032.

The previous prime is 255506029. The next prime is 255506071. The reversal of 255506033 is 330605552.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203262049 + 52243984 = 14257^2 + 7228^2 .

It is a cyclic number.

It is not a de Polignac number, because 255506033 - 2² = 255506029 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 255505987 and 255506005.

It is not a weakly prime, because it can be changed into another prime (255536033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127753016 + 127753017.

It is an arithmetic number, because the mean of its divisors is an integer number (127753017).

Almost surely, 2^255506033 is an apocalyptic number.

It is an amenable number.

255506033 is a deficient number, since it is larger than the sum of its proper divisors (1).

255506033 is an equidigital number, since it uses as much as digits as its factorization.

255506033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 255506033 is about 15984.5560776645. The cubic root of 255506033 is about 634.5517600506.

The spelling of 255506033 in words is "two hundred fifty-five million, five hundred six thousand, thirty-three".