16452973 has 2 divisors, whose sum is σ = 16452974. Its totient is φ = 16452972.

The previous prime is 16452967. The next prime is 16452983. The reversal of 16452973 is 37925461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9259849 + 7193124 = 3043^2 + 2682^2 .

It is a cyclic number.

It is not a de Polignac number, because 16452973 - 2⁵ = 16452941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16452983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226486 + 8226487.

It is an arithmetic number, because the mean of its divisors is an integer number (8226487).

Almost surely, 2^16452973 is an apocalyptic number.

It is an amenable number.

16452973 is a deficient number, since it is larger than the sum of its proper divisors (1).

16452973 is an equidigital number, since it uses as much as digits as its factorization.

16452973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 37.

The square root of 16452973 is about 4056.2264483138. The cubic root of 16452973 is about 254.3400749923.

The spelling of 16452973 in words is "sixteen million, four hundred fifty-two thousand, nine hundred seventy-three".