255103203 has 4 divisors (see below), whose sum is σ = 340137608. Its totient is φ = 170068800.

The previous prime is 255103193. The next prime is 255103223. The reversal of 255103203 is 302301552.

255103203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 255103203 - 2⁵ = 255103171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 255103203.

It is not an unprimeable number, because it can be changed into a prime (255103223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42517198 + ... + 42517203.

It is an arithmetic number, because the mean of its divisors is an integer number (85034402).

Almost surely, 2^255103203 is an apocalyptic number.

255103203 is a deficient number, since it is larger than the sum of its proper divisors (85034405).

255103203 is an equidigital number, since it uses as much as digits as its factorization.

255103203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85034404.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 255103203 is about 15971.9505070608. The cubic root of 255103203 is about 634.2181072141.

Adding to 255103203 its reverse (302301552), we get a palindrome (557404755).

The spelling of 255103203 in words is "two hundred fifty-five million, one hundred three thousand, two hundred three".