139373 has 8 divisors (see below), whose sum is σ = 153216. Its totient is φ = 126000.

The previous prime is 139369. The next prime is 139387. The reversal of 139373 is 373931.

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

It is a cyclic number.

It is not a de Polignac number, because 139373 - 2² = 139369 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 (139303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 848 + ... + 998.

It is an arithmetic number, because the mean of its divisors is an integer number (19152).

2¹³⁹³⁷³ is an apocalyptic number.

139373 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

139373 is a deficient number, since it is larger than the sum of its proper divisors (13843).

139373 is a wasteful number, since it uses less digits than its factorization.

139373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235.

The product of its digits is 1701, while the sum is 26.

The square root of 139373 is about 373.3269344690. The cubic root of 139373 is about 51.8473084895.

It can be divided in two parts, 139 and 373, that added together give a 9-th power (512 = 2⁹).

The spelling of 139373 in words is "one hundred thirty-nine thousand, three hundred seventy-three".