139352 has 8 divisors (see below), whose sum is σ = 261300. Its totient is φ = 69672.

The previous prime is 139343. The next prime is 139361. The reversal of 139352 is 253931.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (139343) and next prime (139361).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

139352 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8702 + ... + 8717.

2¹³⁹³⁵² is an apocalyptic number.

It is an amenable number.

139352 is a deficient number, since it is larger than the sum of its proper divisors (121948).

139352 is a wasteful number, since it uses less digits than its factorization.

139352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17425 (or 17421 counting only the distinct ones).

The product of its digits is 810, while the sum is 23.

The square root of 139352 is about 373.2988079274. The cubic root of 139352 is about 51.8447043310.

The spelling of 139352 in words is "one hundred thirty-nine thousand, three hundred fifty-two".