120990329 has 2 divisors, whose sum is σ = 120990330. Its totient is φ = 120990328.

The previous prime is 120990313. The next prime is 120990371. The reversal of 120990329 is 923099021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99460729 + 21529600 = 9973^2 + 4640^2 .

It is a cyclic number.

It is not a de Polignac number, because 120990329 - 2⁴ = 120990313 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (120990029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60495164 + 60495165.

It is an arithmetic number, because the mean of its divisors is an integer number (60495165).

Almost surely, 2^120990329 is an apocalyptic number.

It is an amenable number.

120990329 is a deficient number, since it is larger than the sum of its proper divisors (1).

120990329 is an equidigital number, since it uses as much as digits as its factorization.

120990329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 120990329 is about 10999.5604003069. The cubic root of 120990329 is about 494.5955666703.

The spelling of 120990329 in words is "one hundred twenty million, nine hundred ninety thousand, three hundred twenty-nine".