16598941 has 2 divisors, whose sum is σ = 16598942. Its totient is φ = 16598940.

The previous prime is 16598899. The next prime is 16598947. The reversal of 16598941 is 14989561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16434916 + 164025 = 4054^2 + 405^2 .

It is an emirp because it is prime and its reverse (14989561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16598941 - 2⁹ = 16598429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16598947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8299470 + 8299471.

It is an arithmetic number, because the mean of its divisors is an integer number (8299471).

Almost surely, 2^16598941 is an apocalyptic number.

It is an amenable number.

16598941 is a deficient number, since it is larger than the sum of its proper divisors (1).

16598941 is an equidigital number, since it uses as much as digits as its factorization.

16598941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 43.

The square root of 16598941 is about 4074.1797947562. The cubic root of 16598941 is about 255.0900156382.

The spelling of 16598941 in words is "sixteen million, five hundred ninety-eight thousand, nine hundred forty-one".