14920709 has 2 divisors, whose sum is σ = 14920710. Its totient is φ = 14920708.

The previous prime is 14920693. The next prime is 14920723. The reversal of 14920709 is 90702941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12040900 + 2879809 = 3470^2 + 1697^2 .

It is a cyclic number.

It is not a de Polignac number, because 14920709 - 2⁴ = 14920693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14920739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7460354 + 7460355.

It is an arithmetic number, because the mean of its divisors is an integer number (7460355).

Almost surely, 2^14920709 is an apocalyptic number.

It is an amenable number.

14920709 is a deficient number, since it is larger than the sum of its proper divisors (1).

14920709 is an equidigital number, since it uses as much as digits as its factorization.

14920709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 14920709 is about 3862.7333586464. The cubic root of 14920709 is about 246.1858874382.

The spelling of 14920709 in words is "fourteen million, nine hundred twenty thousand, seven hundred nine".