120339539 has 2 divisors, whose sum is σ = 120339540. Its totient is φ = 120339538.

The previous prime is 120339523. The next prime is 120339563. The reversal of 120339539 is 935933021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120339539 - 2⁴ = 120339523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120339499 and 120339508.

It is not a weakly prime, because it can be changed into another prime (120339509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60169769 + 60169770.

It is an arithmetic number, because the mean of its divisors is an integer number (60169770).

Almost surely, 2^120339539 is an apocalyptic number.

120339539 is a deficient number, since it is larger than the sum of its proper divisors (1).

120339539 is an equidigital number, since it uses as much as digits as its factorization.

120339539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21870, while the sum is 35.

The square root of 120339539 is about 10969.9379670078. The cubic root of 120339539 is about 493.7071852209.

The spelling of 120339539 in words is "one hundred twenty million, three hundred thirty-nine thousand, five hundred thirty-nine".