16316507 has 2 divisors, whose sum is σ = 16316508. Its totient is φ = 16316506.

The previous prime is 16316501. The next prime is 16316551. The reversal of 16316507 is 70561361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16316507 - 2⁴ = 16316491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16316507.

It is not a weakly prime, because it can be changed into another prime (16316501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8158253 + 8158254.

It is an arithmetic number, because the mean of its divisors is an integer number (8158254).

Almost surely, 2^16316507 is an apocalyptic number.

16316507 is a deficient number, since it is larger than the sum of its proper divisors (1).

16316507 is an equidigital number, since it uses as much as digits as its factorization.

16316507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 16316507 is about 4039.3696290387. The cubic root of 16316507 is about 253.6349303141.

Adding to 16316507 its reverse (70561361), we get a palindrome (86877868).

The spelling of 16316507 in words is "sixteen million, three hundred sixteen thousand, five hundred seven".