16450939 has 2 divisors, whose sum is σ = 16450940. Its totient is φ = 16450938.

The previous prime is 16450937. The next prime is 16450949. The reversal of 16450939 is 93905461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16450939 - 2¹ = 16450937 is a prime.

Together with 16450937, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 16450898 and 16450907.

It is not a weakly prime, because it can be changed into another prime (16450937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8225469 + 8225470.

It is an arithmetic number, because the mean of its divisors is an integer number (8225470).

Almost surely, 2^16450939 is an apocalyptic number.

16450939 is a deficient number, since it is larger than the sum of its proper divisors (1).

16450939 is an equidigital number, since it uses as much as digits as its factorization.

16450939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 16450939 is about 4055.9757149174. The cubic root of 16450939 is about 254.3295936235.

The spelling of 16450939 in words is "sixteen million, four hundred fifty thousand, nine hundred thirty-nine".