16630907 has 2 divisors, whose sum is σ = 16630908. Its totient is φ = 16630906.

The previous prime is 16630883. The next prime is 16630919. The reversal of 16630907 is 70903661.

It is a strong prime.

It is an emirp because it is prime and its reverse (70903661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16630907 - 2⁸ = 16630651 is a prime.

It is not a weakly prime, because it can be changed into another prime (16630927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8315453 + 8315454.

It is an arithmetic number, because the mean of its divisors is an integer number (8315454).

Almost surely, 2^16630907 is an apocalyptic number.

16630907 is a deficient number, since it is larger than the sum of its proper divisors (1).

16630907 is an equidigital number, since it uses as much as digits as its factorization.

16630907 is an evil number, because the sum of its binary digits is even.

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

The square root of 16630907 is about 4078.1009060591. The cubic root of 16630907 is about 255.2536601866.

The spelling of 16630907 in words is "sixteen million, six hundred thirty thousand, nine hundred seven".