16165041 has 16 divisors (see below), whose sum is σ = 22318464. Its totient is φ = 10399104.

The previous prime is 16165031. The next prime is 16165057. The reversal of 16165041 is 14056161.

It is not a de Polignac number, because 16165041 - 2⁷ = 16164913 is a prime.

It is a super-2 number, since 2×16165041² = 522617101063362, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16165001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14676 + ... + 15738.

It is an arithmetic number, because the mean of its divisors is an integer number (1394904).

Almost surely, 2^16165041 is an apocalyptic number.

It is an amenable number.

16165041 is a deficient number, since it is larger than the sum of its proper divisors (6153423).

16165041 is a wasteful number, since it uses less digits than its factorization.

16165041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 16165041 is about 4020.5771973686. The cubic root of 16165041 is about 252.8476588646.

The spelling of 16165041 in words is "sixteen million, one hundred sixty-five thousand, forty-one".