16255503 has 48 divisors (see below), whose sum is σ = 27406080. Its totient is φ = 9263760.

The previous prime is 16255493. The next prime is 16255523. The reversal of 16255503 is 30555261.

It is not a de Polignac number, because 16255503 - 2⁴ = 16255487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16255523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 275488 + ... + 275546.

It is an arithmetic number, because the mean of its divisors is an integer number (570960).

Almost surely, 2^16255503 is an apocalyptic number.

16255503 is a deficient number, since it is larger than the sum of its proper divisors (11150577).

16255503 is a wasteful number, since it uses less digits than its factorization.

16255503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 16255503 is about 4031.8113795167. The cubic root of 16255503 is about 253.3184396061.

The spelling of 16255503 in words is "sixteen million, two hundred fifty-five thousand, five hundred three".