16453249 has 2 divisors, whose sum is σ = 16453250. Its totient is φ = 16453248.

The previous prime is 16453247. The next prime is 16453273. The reversal of 16453249 is 94235461.

It is a happy number.

16453249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14493249 + 1960000 = 3807^2 + 1400^2 .

It is a cyclic number.

It is not a de Polignac number, because 16453249 - 2¹ = 16453247 is a prime.

Together with 16453247, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16453247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226624 + 8226625.

It is an arithmetic number, because the mean of its divisors is an integer number (8226625).

Almost surely, 2^16453249 is an apocalyptic number.

It is an amenable number.

16453249 is a deficient number, since it is larger than the sum of its proper divisors (1).

16453249 is an equidigital number, since it uses as much as digits as its factorization.

16453249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 34.

The square root of 16453249 is about 4056.2604699403. The cubic root of 16453249 is about 254.3414971764.

The spelling of 16453249 in words is "sixteen million, four hundred fifty-three thousand, two hundred forty-nine".