16452253 has 2 divisors, whose sum is σ = 16452254. Its totient is φ = 16452252.

The previous prime is 16452239. The next prime is 16452257. The reversal of 16452253 is 35225461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9253764 + 7198489 = 3042^2 + 2683^2 .

It is an emirp because it is prime and its reverse (35225461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16452253 - 2⁵ = 16452221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16452257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226126 + 8226127.

It is an arithmetic number, because the mean of its divisors is an integer number (8226127).

Almost surely, 2^16452253 is an apocalyptic number.

It is an amenable number.

16452253 is a deficient number, since it is larger than the sum of its proper divisors (1).

16452253 is an equidigital number, since it uses as much as digits as its factorization.

16452253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 28.

The square root of 16452253 is about 4056.1376949014. The cubic root of 16452253 is about 254.3363648720.

Adding to 16452253 its product of digits (7200), we get a triangular number (16459453 = T₅₇₃₇).

The spelling of 16452253 in words is "sixteen million, four hundred fifty-two thousand, two hundred fifty-three".