16497907 has 2 divisors, whose sum is σ = 16497908. Its totient is φ = 16497906.

The previous prime is 16497889. The next prime is 16497919. The reversal of 16497907 is 70979461.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16497907 - 2⁷ = 16497779 is a prime.

It is not a weakly prime, because it can be changed into another prime (16497977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8248953 + 8248954.

It is an arithmetic number, because the mean of its divisors is an integer number (8248954).

Almost surely, 2^16497907 is an apocalyptic number.

16497907 is a deficient number, since it is larger than the sum of its proper divisors (1).

16497907 is an equidigital number, since it uses as much as digits as its factorization.

16497907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 16497907 is about 4061.7615636568. The cubic root of 16497907 is about 254.5714035737.

The spelling of 16497907 in words is "sixteen million, four hundred ninety-seven thousand, nine hundred seven".