120556339 has 2 divisors, whose sum is σ = 120556340. Its totient is φ = 120556338.

The previous prime is 120556309. The next prime is 120556343. The reversal of 120556339 is 933655021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120556339 - 2¹⁷ = 120425267 is a prime.

It is not a weakly prime, because it can be changed into another prime (120556309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60278169 + 60278170.

It is an arithmetic number, because the mean of its divisors is an integer number (60278170).

Almost surely, 2^120556339 is an apocalyptic number.

120556339 is a deficient number, since it is larger than the sum of its proper divisors (1).

120556339 is an equidigital number, since it uses as much as digits as its factorization.

120556339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24300, while the sum is 34.

The square root of 120556339 is about 10979.8150713024. The cubic root of 120556339 is about 494.0034898976.

The spelling of 120556339 in words is "one hundred twenty million, five hundred fifty-six thousand, three hundred thirty-nine".