16113885 has 8 divisors (see below), whose sum is σ = 25782240. Its totient is φ = 8594064.

The previous prime is 16113883. The next prime is 16113899. The reversal of 16113885 is 58831161.

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

It is not a de Polignac number, because 16113885 - 2¹ = 16113883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16113883) 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, 537115 + ... + 537144.

It is an arithmetic number, because the mean of its divisors is an integer number (3222780).

Almost surely, 2^16113885 is an apocalyptic number.

16113885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16113885 is a deficient number, since it is larger than the sum of its proper divisors (9668355).

16113885 is a wasteful number, since it uses less digits than its factorization.

16113885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074267.

The product of its digits is 5760, while the sum is 33.

The square root of 16113885 is about 4014.2103831264. The cubic root of 16113885 is about 252.5806558659.

The spelling of 16113885 in words is "sixteen million, one hundred thirteen thousand, eight hundred eighty-five".