139713 has 8 divisors (see below), whose sum is σ = 212928. Its totient is φ = 79824.

The previous prime is 139709. The next prime is 139721. The reversal of 139713 is 317931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 139713 - 2² = 139709 is a prime.

It is not an unprimeable number, because it can be changed into a prime (139703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3306 + ... + 3347.

It is an arithmetic number, because the mean of its divisors is an integer number (26616).

2¹³⁹⁷¹³ is an apocalyptic number.

It is an amenable number.

139713 is a deficient number, since it is larger than the sum of its proper divisors (73215).

139713 is an equidigital number, since it uses as much as digits as its factorization.

139713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6663.

The product of its digits is 567, while the sum is 24.

The square root of 139713 is about 373.7820220396. The cubic root of 139713 is about 51.8894347018.

The spelling of 139713 in words is "one hundred thirty-nine thousand, seven hundred thirteen".