14007802709 has 2 divisors, whose sum is σ = 14007802710. Its totient is φ = 14007802708.

The previous prime is 14007802673. The next prime is 14007802747. The reversal of 14007802709 is 90720870041.

It is an a-pointer prime, because the next prime (14007802747) can be obtained adding 14007802709 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7169008900 + 6838793809 = 84670^2 + 82697^2 .

It is a cyclic number.

It is not a de Polignac number, because 14007802709 - 2¹² = 14007798613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14007802759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7003901354 + 7003901355.

It is an arithmetic number, because the mean of its divisors is an integer number (7003901355).

Almost surely, 2^14007802709 is an apocalyptic number.

It is an amenable number.

14007802709 is a deficient number, since it is larger than the sum of its proper divisors (1).

14007802709 is an equidigital number, since it uses as much as digits as its factorization.

14007802709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 38.

The spelling of 14007802709 in words is "fourteen billion, seven million, eight hundred two thousand, seven hundred nine".