16412663 has 4 divisors (see below), whose sum is σ = 16637568. Its totient is φ = 16187760.

The previous prime is 16412653. The next prime is 16412677. The reversal of 16412663 is 36621461.

It is a happy number.

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 16412663 - 2⁴ = 16412647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16412653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112343 + ... + 112488.

It is an arithmetic number, because the mean of its divisors is an integer number (4159392).

Almost surely, 2^16412663 is an apocalyptic number.

16412663 is a deficient number, since it is larger than the sum of its proper divisors (224905).

16412663 is an equidigital number, since it uses as much as digits as its factorization.

16412663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224904.

The product of its digits is 5184, while the sum is 29.

The square root of 16412663 is about 4051.2544970663. The cubic root of 16412663 is about 254.1321929535.

The spelling of 16412663 in words is "sixteen million, four hundred twelve thousand, six hundred sixty-three".