13702709 has 4 divisors (see below), whose sum is σ = 13994304. Its totient is φ = 13411116.

The previous prime is 13702699. The next prime is 13702721. The reversal of 13702709 is 90720731.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13702709 - 2⁴ = 13702693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13702739) 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 in 3 ways as a sum of consecutive naturals, for example, 145727 + ... + 145820.

It is an arithmetic number, because the mean of its divisors is an integer number (3498576).

Almost surely, 2^13702709 is an apocalyptic number.

It is an amenable number.

13702709 is a deficient number, since it is larger than the sum of its proper divisors (291595).

13702709 is an equidigital number, since it uses as much as digits as its factorization.

13702709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291594.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 13702709 is about 3701.7170340262. The cubic root of 13702709 is about 239.2960215696.

The spelling of 13702709 in words is "thirteen million, seven hundred two thousand, seven hundred nine".