16453499 has 2 divisors, whose sum is σ = 16453500. Its totient is φ = 16453498.

The previous prime is 16453483. The next prime is 16453513. The reversal of 16453499 is 99435461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16453499 - 2⁴ = 16453483 is a prime.

It is not a weakly prime, because it can be changed into another prime (16453429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226749 + 8226750.

It is an arithmetic number, because the mean of its divisors is an integer number (8226750).

Almost surely, 2^16453499 is an apocalyptic number.

16453499 is a deficient number, since it is larger than the sum of its proper divisors (1).

16453499 is an equidigital number, since it uses as much as digits as its factorization.

16453499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 41.

The square root of 16453499 is about 4056.2912863846. The cubic root of 16453499 is about 254.3427853728.

The spelling of 16453499 in words is "sixteen million, four hundred fifty-three thousand, four hundred ninety-nine".