14971609 has 2 divisors, whose sum is σ = 14971610. Its totient is φ = 14971608.

The previous prime is 14971591. The next prime is 14971651. The reversal of 14971609 is 90617941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9018009 + 5953600 = 3003^2 + 2440^2 .

It is a cyclic number.

It is not a de Polignac number, because 14971609 - 2⁹ = 14971097 is a prime.

It is a super-3 number, since 3×14971609³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (14941609) 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, 7485804 + 7485805.

It is an arithmetic number, because the mean of its divisors is an integer number (7485805).

Almost surely, 2^14971609 is an apocalyptic number.

It is an amenable number.

14971609 is a deficient number, since it is larger than the sum of its proper divisors (1).

14971609 is an equidigital number, since it uses as much as digits as its factorization.

14971609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 14971609 is about 3869.3163478837. The cubic root of 14971609 is about 246.4655131024.

The spelling of 14971609 in words is "fourteen million, nine hundred seventy-one thousand, six hundred nine".