16113898 has 4 divisors (see below), whose sum is σ = 24170850. Its totient is φ = 8056948.

The previous prime is 16113883. The next prime is 16113899. The reversal of 16113898 is 89831161.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12061729 + 4052169 = 3473^2 + 2013^2 .

It is not an unprimeable number, because it can be changed into a prime (16113899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4028473 + ... + 4028476.

Almost surely, 2^16113898 is an apocalyptic number.

16113898 is a deficient number, since it is larger than the sum of its proper divisors (8056952).

16113898 is an equidigital number, since it uses as much as digits as its factorization.

16113898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8056951.

The product of its digits is 10368, while the sum is 37.

The square root of 16113898 is about 4014.2120023736. The cubic root of 16113898 is about 252.5807237897.

The spelling of 16113898 in words is "sixteen million, one hundred thirteen thousand, eight hundred ninety-eight".