16390607 has 2 divisors, whose sum is σ = 16390608. Its totient is φ = 16390606.

The previous prime is 16390573. The next prime is 16390631. The reversal of 16390607 is 70609361.

It is a strong prime.

It is an emirp because it is prime and its reverse (70609361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16390607 - 2²⁰ = 15342031 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16390637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8195303 + 8195304.

It is an arithmetic number, because the mean of its divisors is an integer number (8195304).

Almost surely, 2^16390607 is an apocalyptic number.

16390607 is a deficient number, since it is larger than the sum of its proper divisors (1).

16390607 is an equidigital number, since it uses as much as digits as its factorization.

16390607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 16390607 is about 4048.5314621477. The cubic root of 16390607 is about 254.0183042175.

Adding to 16390607 its reverse (70609361), we get a palindrome (86999968).

The spelling of 16390607 in words is "sixteen million, three hundred ninety thousand, six hundred seven".