16465013 has 2 divisors, whose sum is σ = 16465014. Its totient is φ = 16465012.

The previous prime is 16465003. The next prime is 16465021. The reversal of 16465013 is 31056461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15547249 + 917764 = 3943^2 + 958^2 .

It is a cyclic number.

It is not a de Polignac number, because 16465013 - 2¹⁰ = 16463989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16465003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8232506 + 8232507.

It is an arithmetic number, because the mean of its divisors is an integer number (8232507).

Almost surely, 2^16465013 is an apocalyptic number.

It is an amenable number.

16465013 is a deficient number, since it is larger than the sum of its proper divisors (1).

16465013 is an equidigital number, since it uses as much as digits as its factorization.

16465013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 16465013 is about 4057.7103149436. The cubic root of 16465013 is about 254.4021004155.

The spelling of 16465013 in words is "sixteen million, four hundred sixty-five thousand, thirteen".