14997709 has 2 divisors, whose sum is σ = 14997710. Its totient is φ = 14997708.

The previous prime is 14997701. The next prime is 14997733. The reversal of 14997709 is 90779941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14845609 + 152100 = 3853^2 + 390^2 .

It is a cyclic number.

It is not a de Polignac number, because 14997709 - 2³ = 14997701 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14997701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7498854 + 7498855.

It is an arithmetic number, because the mean of its divisors is an integer number (7498855).

Almost surely, 2^14997709 is an apocalyptic number.

It is an amenable number.

14997709 is a deficient number, since it is larger than the sum of its proper divisors (1).

14997709 is an equidigital number, since it uses as much as digits as its factorization.

14997709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 46.

The square root of 14997709 is about 3872.6875680850. The cubic root of 14997709 is about 246.6086510341.

The spelling of 14997709 in words is "fourteen million, nine hundred ninety-seven thousand, seven hundred nine".