133039 has 2 divisors, whose sum is σ = 133040. Its totient is φ = 133038.
The previous prime is 133033. The next prime is 133051. The reversal of 133039 is 930331.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 133039 - 27 = 132911 is a prime.
It is a plaindrome in base 14.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (133033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66519 + 66520.
It is an arithmetic number, because the mean of its divisors is an integer number (66520).
2133039 is an apocalyptic number.
133039 is a deficient number, since it is larger than the sum of its proper divisors (1).
133039 is an equidigital number, since it uses as much as digits as its factorization.
133039 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 243, while the sum is 19.
The square root of 133039 is about 364.7451164855. The cubic root of 133039 is about 51.0496760627.
It can be divided in two parts, 1330 and 39, that added together give a square (1369 = 372).
The spelling of 133039 in words is "one hundred thirty-three thousand, thirty-nine".
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