16133265 has 24 divisors (see below), whose sum is σ = 28387008. Its totient is φ = 8474400.

The previous prime is 16133239. The next prime is 16133287. The reversal of 16133265 is 56233161.

16133265 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16133265 - 2⁵ = 16133233 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 340 + ... + 5690.

It is an arithmetic number, because the mean of its divisors is an integer number (1182792).

Almost surely, 2^16133265 is an apocalyptic number.

16133265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16133265 is a deficient number, since it is larger than the sum of its proper divisors (12253743).

16133265 is a wasteful number, since it uses less digits than its factorization.

16133265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5429 (or 5426 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 16133265 is about 4016.6235820649. The cubic root of 16133265 is about 252.6818739982.

The spelling of 16133265 in words is "sixteen million, one hundred thirty-three thousand, two hundred sixty-five".