255500003 has 16 divisors (see below), whose sum is σ = 283537152. Its totient is φ = 228300000.

The previous prime is 255499999. The next prime is 255500039. The reversal of 255500003 is 300005552.

It is a cyclic number.

It is not a de Polignac number, because 255500003 - 2² = 255499999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255500303) 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, 167000 + ... + 168522.

It is an arithmetic number, because the mean of its divisors is an integer number (17721072).

Almost surely, 2^255500003 is an apocalyptic number.

255500003 is a deficient number, since it is larger than the sum of its proper divisors (28037149).

255500003 is a wasteful number, since it uses less digits than its factorization.

255500003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786.

The product of its (nonzero) digits is 750, while the sum is 20.

The square root of 255500003 is about 15984.3674569875. The cubic root of 255500003 is about 634.5467681565.

Adding to 255500003 its reverse (300005552), we get a palindrome (555505555).

The spelling of 255500003 in words is "two hundred fifty-five million, five hundred thousand, three".