16150091 has 4 divisors (see below), whose sum is σ = 16306992. Its totient is φ = 15993192.

The previous prime is 16150063. The next prime is 16150097. The reversal of 16150091 is 19005161.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16150091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16150097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78296 + ... + 78501.

It is an arithmetic number, because the mean of its divisors is an integer number (4076748).

Almost surely, 2^16150091 is an apocalyptic number.

16150091 is a deficient number, since it is larger than the sum of its proper divisors (156901).

16150091 is a wasteful number, since it uses less digits than its factorization.

16150091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156900.

The product of its (nonzero) digits is 270, while the sum is 23.

The square root of 16150091 is about 4018.7175815178. The cubic root of 16150091 is about 252.7696873454.

The spelling of 16150091 in words is "sixteen million, one hundred fifty thousand, ninety-one".