16494453 has 12 divisors (see below), whose sum is σ = 24229920. Its totient is φ = 10809576.

The previous prime is 16494431. The next prime is 16494469. The reversal of 16494453 is 35449461.

16494453 is a `hidden beast` number, since 1 + 649 + 4 + 4 + 5 + 3 = 666.

It is not a de Polignac number, because 16494453 - 2⁵ = 16494421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16494053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15001 + ... + 16062.

It is an arithmetic number, because the mean of its divisors is an integer number (2019160).

Almost surely, 2^16494453 is an apocalyptic number.

It is an amenable number.

16494453 is a deficient number, since it is larger than the sum of its proper divisors (7735467).

16494453 is a wasteful number, since it uses less digits than its factorization.

16494453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31128 (or 31125 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 16494453 is about 4061.3363564226. The cubic root of 16494453 is about 254.5536366533.

The spelling of 16494453 in words is "sixteen million, four hundred ninety-four thousand, four hundred fifty-three".