16794563 has 2 divisors, whose sum is σ = 16794564. Its totient is φ = 16794562.

The previous prime is 16794551. The next prime is 16794571. The reversal of 16794563 is 36549761.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16794563 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16794563.

It is not a weakly prime, because it can be changed into another prime (16794523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8397281 + 8397282.

It is an arithmetic number, because the mean of its divisors is an integer number (8397282).

Almost surely, 2^16794563 is an apocalyptic number.

16794563 is a deficient number, since it is larger than the sum of its proper divisors (1).

16794563 is an equidigital number, since it uses as much as digits as its factorization.

16794563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 41.

The square root of 16794563 is about 4098.1170066263. The cubic root of 16794563 is about 256.0882010128.

The spelling of 16794563 in words is "sixteen million, seven hundred ninety-four thousand, five hundred sixty-three".