16090387 has 2 divisors, whose sum is σ = 16090388. Its totient is φ = 16090386.

The previous prime is 16090379. The next prime is 16090423. The reversal of 16090387 is 78309061.

16090387 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 is an emirp because it is prime and its reverse (78309061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16090387 - 2³ = 16090379 is a prime.

It is not a weakly prime, because it can be changed into another prime (16090307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8045193 + 8045194.

It is an arithmetic number, because the mean of its divisors is an integer number (8045194).

Almost surely, 2^16090387 is an apocalyptic number.

16090387 is a deficient number, since it is larger than the sum of its proper divisors (1).

16090387 is an equidigital number, since it uses as much as digits as its factorization.

16090387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 16090387 is about 4011.2824632529. The cubic root of 16090387 is about 252.4578212722.

The spelling of 16090387 in words is "sixteen million, ninety thousand, three hundred eighty-seven".