16124065 has 12 divisors (see below), whose sum is σ = 20423124. Its totient is φ = 12218976.

The previous prime is 16124063. The next prime is 16124071. The reversal of 16124065 is 56042161.

It can be written as a sum of positive squares in 2 ways, for example, as 4941729 + 11182336 = 2223^2 + 3344^2 .

It is not a de Polignac number, because 16124065 - 2¹ = 16124063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16124063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2662 + ... + 6271.

It is an arithmetic number, because the mean of its divisors is an integer number (1701927).

Almost surely, 2^16124065 is an apocalyptic number.

It is an amenable number.

16124065 is a deficient number, since it is larger than the sum of its proper divisors (4299059).

16124065 is an equidigital number, since it uses as much as digits as its factorization.

16124065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8976 (or 8957 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 16124065 is about 4015.4781782498. The cubic root of 16124065 is about 252.6338342231.

The spelling of 16124065 in words is "sixteen million, one hundred twenty-four thousand, sixty-five".