16053091 has 4 divisors (see below), whose sum is σ = 16129384. Its totient is φ = 15976800.

The previous prime is 16053077. The next prime is 16053109. The reversal of 16053091 is 19035061.

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

It is a cyclic number.

It is not a de Polignac number, because 16053091 - 2⁷ = 16052963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16053031) 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, 37830 + ... + 38251.

It is an arithmetic number, because the mean of its divisors is an integer number (4032346).

Almost surely, 2^16053091 is an apocalyptic number.

16053091 is a deficient number, since it is larger than the sum of its proper divisors (76293).

16053091 is an equidigital number, since it uses as much as digits as its factorization.

16053091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76292.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 16053091 is about 4006.6308789306. The cubic root of 16053091 is about 252.2626125603.

The spelling of 16053091 in words is "sixteen million, fifty-three thousand, ninety-one".