16057399 has 2 divisors, whose sum is σ = 16057400. Its totient is φ = 16057398.

The previous prime is 16057373. The next prime is 16057403. The reversal of 16057399 is 99375061.

16057399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16057399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16057309) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8028699 + 8028700.

It is an arithmetic number, because the mean of its divisors is an integer number (8028700).

Almost surely, 2^16057399 is an apocalyptic number.

16057399 is a deficient number, since it is larger than the sum of its proper divisors (1).

16057399 is an equidigital number, since it uses as much as digits as its factorization.

16057399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 40.

The square root of 16057399 is about 4007.1684516626. The cubic root of 16057399 is about 252.2851762343.

The spelling of 16057399 in words is "sixteen million, fifty-seven thousand, three hundred ninety-nine".