16452539 has 2 divisors, whose sum is σ = 16452540. Its totient is φ = 16452538.

The previous prime is 16452533. The next prime is 16452551. The reversal of 16452539 is 93525461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16452539 - 2⁴ = 16452523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16452499 and 16452508.

It is not a weakly prime, because it can be changed into another prime (16452533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226269 + 8226270.

It is an arithmetic number, because the mean of its divisors is an integer number (8226270).

Almost surely, 2^16452539 is an apocalyptic number.

16452539 is a deficient number, since it is larger than the sum of its proper divisors (1).

16452539 is an equidigital number, since it uses as much as digits as its factorization.

16452539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 35.

The square root of 16452539 is about 4056.1729499616. The cubic root of 16452539 is about 254.3378386272.

The spelling of 16452539 in words is "sixteen million, four hundred fifty-two thousand, five hundred thirty-nine".