14799970309 has 2 divisors, whose sum is σ = 14799970310. Its totient is φ = 14799970308.

The previous prime is 14799970301. The next prime is 14799970321. The reversal of 14799970309 is 90307999741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12338322084 + 2461648225 = 111078^2 + 49615^2 .

It is a cyclic number.

It is not a de Polignac number, because 14799970309 - 2³ = 14799970301 is a prime.

It is a super-2 number, since 2×14799970309² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14799970301) 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, 7399985154 + 7399985155.

It is an arithmetic number, because the mean of its divisors is an integer number (7399985155).

Almost surely, 2^14799970309 is an apocalyptic number.

It is an amenable number.

14799970309 is a deficient number, since it is larger than the sum of its proper divisors (1).

14799970309 is an equidigital number, since it uses as much as digits as its factorization.

14799970309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3857868, while the sum is 58.

The spelling of 14799970309 in words is "fourteen billion, seven hundred ninety-nine million, nine hundred seventy thousand, three hundred nine".