120590489 has 2 divisors, whose sum is σ = 120590490. Its totient is φ = 120590488.

The previous prime is 120590479. The next prime is 120590501. The reversal of 120590489 is 984095021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114661264 + 5929225 = 10708^2 + 2435^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120590489 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120590429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60295244 + 60295245.

It is an arithmetic number, because the mean of its divisors is an integer number (60295245).

Almost surely, 2^120590489 is an apocalyptic number.

It is an amenable number.

120590489 is a deficient number, since it is larger than the sum of its proper divisors (1).

120590489 is an equidigital number, since it uses as much as digits as its factorization.

120590489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 120590489 is about 10981.3700875619. The cubic root of 120590489 is about 494.0501309581.

The spelling of 120590489 in words is "one hundred twenty million, five hundred ninety thousand, four hundred eighty-nine".