255303533 has 2 divisors, whose sum is σ = 255303534. Its totient is φ = 255303532.

The previous prime is 255303511. The next prime is 255303547. The reversal of 255303533 is 335303552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 254019844 + 1283689 = 15938^2 + 1133^2 .

It is a cyclic number.

It is not a de Polignac number, because 255303533 - 2⁸ = 255303277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255303496 and 255303505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255303233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127651766 + 127651767.

It is an arithmetic number, because the mean of its divisors is an integer number (127651767).

Almost surely, 2^255303533 is an apocalyptic number.

It is an amenable number.

255303533 is a deficient number, since it is larger than the sum of its proper divisors (1).

255303533 is an equidigital number, since it uses as much as digits as its factorization.

255303533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20250, while the sum is 29.

The square root of 255303533 is about 15978.2205830311. The cubic root of 255303533 is about 634.3840788269.

The spelling of 255303533 in words is "two hundred fifty-five million, three hundred three thousand, five hundred thirty-three".