139333 has 2 divisors, whose sum is σ = 139334. Its totient is φ = 139332.

The previous prime is 139313. The next prime is 139339. The reversal of 139333 is 333931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91809 + 47524 = 303^2 + 218^2 .

It is a cyclic number.

It is not a de Polignac number, because 139333 - 2⁵ = 139301 is a prime.

139333 is a modest number, since divided by 333 gives 139 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139339) by changing a digit.

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, 69666 + 69667.

It is an arithmetic number, because the mean of its divisors is an integer number (69667).

2¹³⁹³³³ is an apocalyptic number.

It is an amenable number.

139333 is a deficient number, since it is larger than the sum of its proper divisors (1).

139333 is an equidigital number, since it uses as much as digits as its factorization.

139333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 729, while the sum is 22.

The square root of 139333 is about 373.2733582778. The cubic root of 139333 is about 51.8423479621.

The spelling of 139333 in words is "one hundred thirty-nine thousand, three hundred thirty-three".