255147603 has 16 divisors (see below), whose sum is σ = 344845440. Its totient is φ = 167783616.

The previous prime is 255147601. The next prime is 255147617. The reversal of 255147603 is 306741552.

It is not a de Polignac number, because 255147603 - 2¹ = 255147601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255147601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145176 + ... + 146922.

It is an arithmetic number, because the mean of its divisors is an integer number (21552840).

Almost surely, 2^255147603 is an apocalyptic number.

255147603 is a deficient number, since it is larger than the sum of its proper divisors (89697837).

255147603 is a wasteful number, since it uses less digits than its factorization.

255147603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 255147603 is about 15973.3403832761. The cubic root of 255147603 is about 634.2548997097.

The spelling of 255147603 in words is "two hundred fifty-five million, one hundred forty-seven thousand, six hundred three".