16412993 has 2 divisors, whose sum is σ = 16412994. Its totient is φ = 16412992.

The previous prime is 16412989. The next prime is 16413013. The reversal of 16412993 is 39921461.

16412993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9193024 + 7219969 = 3032^2 + 2687^2 .

It is a cyclic number.

It is not a de Polignac number, because 16412993 - 2² = 16412989 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (16412933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8206496 + 8206497.

It is an arithmetic number, because the mean of its divisors is an integer number (8206497).

Almost surely, 2^16412993 is an apocalyptic number.

It is an amenable number.

16412993 is a deficient number, since it is larger than the sum of its proper divisors (1).

16412993 is an equidigital number, since it uses as much as digits as its factorization.

16412993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 35.

The square root of 16412993 is about 4051.2952249867. The cubic root of 16412993 is about 254.1338961721.

The spelling of 16412993 in words is "sixteen million, four hundred twelve thousand, nine hundred ninety-three".