255503105 has 16 divisors (see below), whose sum is σ = 360206784. Its totient is φ = 171526080.

The previous prime is 255503071. The next prime is 255503107. The reversal of 255503105 is 501305552.

255503105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 255503105 - 2¹⁰ = 255502081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255503107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177959 + ... + 179388.

It is an arithmetic number, because the mean of its divisors is an integer number (22512924).

Almost surely, 2^255503105 is an apocalyptic number.

It is an amenable number.

255503105 is a deficient number, since it is larger than the sum of its proper divisors (104703679).

255503105 is a wasteful number, since it uses less digits than its factorization.

255503105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357376.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 255503105 is about 15984.4644889968. The cubic root of 255503105 is about 634.5493361357.

Adding to 255503105 its reverse (501305552), we get a palindrome (756808657).

The spelling of 255503105 in words is "two hundred fifty-five million, five hundred three thousand, one hundred five".