13602709 has 2 divisors, whose sum is σ = 13602710. Its totient is φ = 13602708.

The previous prime is 13602697. The next prime is 13602713. The reversal of 13602709 is 90720631.

13602709 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12215025 + 1387684 = 3495^2 + 1178^2 .

It is a cyclic number.

It is not a de Polignac number, because 13602709 - 2⁷ = 13602581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13602779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6801354 + 6801355.

It is an arithmetic number, because the mean of its divisors is an integer number (6801355).

Almost surely, 2^13602709 is an apocalyptic number.

It is an amenable number.

13602709 is a deficient number, since it is larger than the sum of its proper divisors (1).

13602709 is an equidigital number, since it uses as much as digits as its factorization.

13602709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 13602709 is about 3688.1850550101. The cubic root of 13602709 is about 238.7124860880.

The spelling of 13602709 in words is "thirteen million, six hundred two thousand, seven hundred nine".