16113258 has 36 divisors (see below), whose sum is σ = 40614210. Its totient is φ = 4603536.

The previous prime is 16113257. The next prime is 16113259. The reversal of 16113258 is 85231161.

It is an interprime number because it is at equal distance from previous prime (16113257) and next prime (16113259).

It can be written as a sum of positive squares in only one way, i.e., 12299049 + 3814209 = 3507^2 + 1953^2 .

It is not an unprimeable number, because it can be changed into a prime (16113257) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8253 + ... + 10016.

Almost surely, 2^16113258 is an apocalyptic number.

16113258 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

16113258 is an abundant number, since it is smaller than the sum of its proper divisors (24500952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16113258 is a wasteful number, since it uses less digits than its factorization.

16113258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18291 (or 18281 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 16113258 is about 4014.1322848157. The cubic root of 16113258 is about 252.5773798067.

The spelling of 16113258 in words is "sixteen million, one hundred thirteen thousand, two hundred fifty-eight".