14665613 has 2 divisors, whose sum is σ = 14665614. Its totient is φ = 14665612.

The previous prime is 14665603. The next prime is 14665631. The reversal of 14665613 is 31656641.

Together with next prime (14665631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14115049 + 550564 = 3757^2 + 742^2 .

It is a cyclic number.

It is not a de Polignac number, because 14665613 - 2¹⁰ = 14664589 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14665613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14665603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7332806 + 7332807.

It is an arithmetic number, because the mean of its divisors is an integer number (7332807).

Almost surely, 2^14665613 is an apocalyptic number.

It is an amenable number.

14665613 is a deficient number, since it is larger than the sum of its proper divisors (1).

14665613 is an equidigital number, since it uses as much as digits as its factorization.

14665613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 14665613 is about 3829.5708636869. The cubic root of 14665613 is about 244.7748201724.

The spelling of 14665613 in words is "fourteen million, six hundred sixty-five thousand, six hundred thirteen".