120315089 has 2 divisors, whose sum is σ = 120315090. Its totient is φ = 120315088.

The previous prime is 120315079. The next prime is 120315127. The reversal of 120315089 is 980513021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120275089 + 40000 = 10967^2 + 200^2 .

It is a cyclic number.

It is not a de Polignac number, because 120315089 - 2⁴ = 120315073 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (120315079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60157544 + 60157545.

It is an arithmetic number, because the mean of its divisors is an integer number (60157545).

Almost surely, 2^120315089 is an apocalyptic number.

It is an amenable number.

120315089 is a deficient number, since it is larger than the sum of its proper divisors (1).

120315089 is an equidigital number, since it uses as much as digits as its factorization.

120315089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 120315089 is about 10968.8235011782. The cubic root of 120315089 is about 493.6737466177.

The spelling of 120315089 in words is "one hundred twenty million, three hundred fifteen thousand, eighty-nine".