14780609 has 2 divisors, whose sum is σ = 14780610. Its totient is φ = 14780608.

The previous prime is 14780593. The next prime is 14780653. The reversal of 14780609 is 90608741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14250625 + 529984 = 3775^2 + 728^2 .

It is a cyclic number.

It is not a de Polignac number, because 14780609 - 2⁴ = 14780593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14782609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7390304 + 7390305.

It is an arithmetic number, because the mean of its divisors is an integer number (7390305).

Almost surely, 2^14780609 is an apocalyptic number.

It is an amenable number.

14780609 is a deficient number, since it is larger than the sum of its proper divisors (1).

14780609 is an equidigital number, since it uses as much as digits as its factorization.

14780609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 14780609 is about 3844.5557610731. Note that the first 3 decimals coincide. The cubic root of 14780609 is about 245.4129312958.

The spelling of 14780609 in words is "fourteen million, seven hundred eighty thousand, six hundred nine".