255122403 has 8 divisors (see below), whose sum is σ = 340238928. Its totient is φ = 170043744.

The previous prime is 255122353. The next prime is 255122411. The reversal of 255122403 is 304221552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 255122403 - 2²⁵ = 221567971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255122423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16201 + ... + 27797.

It is an arithmetic number, because the mean of its divisors is an integer number (42529866).

Almost surely, 2^255122403 is an apocalyptic number.

255122403 is a deficient number, since it is larger than the sum of its proper divisors (85116525).

255122403 is a wasteful number, since it uses less digits than its factorization.

255122403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18933.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 255122403 is about 15972.5515494551. The cubic root of 255122403 is about 634.2340180063.

Adding to 255122403 its reverse (304221552), we get a palindrome (559343955).

The spelling of 255122403 in words is "two hundred fifty-five million, one hundred twenty-two thousand, four hundred three".