255500303 has 2 divisors, whose sum is σ = 255500304. Its totient is φ = 255500302.

The previous prime is 255500291. The next prime is 255500309. The reversal of 255500303 is 303005552.

It is a happy number.

255500303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255500303 - 2²⁰ = 254451727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255500309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127750151 + 127750152.

It is an arithmetic number, because the mean of its divisors is an integer number (127750152).

Almost surely, 2^255500303 is an apocalyptic number.

255500303 is a deficient number, since it is larger than the sum of its proper divisors (1).

255500303 is an equidigital number, since it uses as much as digits as its factorization.

255500303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 255500303 is about 15984.3768411534. The cubic root of 255500303 is about 634.5470165113.

Adding to 255500303 its reverse (303005552), we get a palindrome (558505855).

The spelling of 255500303 in words is "two hundred fifty-five million, five hundred thousand, three hundred three".