255503063 has 2 divisors, whose sum is σ = 255503064. Its totient is φ = 255503062.

The previous prime is 255503009. The next prime is 255503071. The reversal of 255503063 is 360305552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255503063 - 2⁶ = 255502999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255503663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127751531 + 127751532.

It is an arithmetic number, because the mean of its divisors is an integer number (127751532).

Almost surely, 2^255503063 is an apocalyptic number.

255503063 is a deficient number, since it is larger than the sum of its proper divisors (1).

255503063 is an equidigital number, since it uses as much as digits as its factorization.

255503063 is an evil number, because the sum of its binary digits is even.

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

The square root of 255503063 is about 15984.4631752211. The cubic root of 255503063 is about 634.5493013663.

The spelling of 255503063 in words is "two hundred fifty-five million, five hundred three thousand, sixty-three".