16117265 has 8 divisors (see below), whose sum is σ = 19383360. Its totient is φ = 12865392.

The previous prime is 16117261. The next prime is 16117271. The reversal of 16117265 is 56271161.

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

It is a cyclic number.

It is not a de Polignac number, because 16117265 - 2² = 16117261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16117261) 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, 875 + ... + 5744.

It is an arithmetic number, because the mean of its divisors is an integer number (2422920).

Almost surely, 2^16117265 is an apocalyptic number.

It is an amenable number.

16117265 is a deficient number, since it is larger than the sum of its proper divisors (3266095).

16117265 is an equidigital number, since it uses as much as digits as its factorization.

16117265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7111.

The product of its digits is 2520, while the sum is 29.

The square root of 16117265 is about 4014.6313653933. The cubic root of 16117265 is about 252.5983148173.

The spelling of 16117265 in words is "sixteen million, one hundred seventeen thousand, two hundred sixty-five".