120444089 has 2 divisors, whose sum is σ = 120444090. Its totient is φ = 120444088.

The previous prime is 120444067. The next prime is 120444131. The reversal of 120444089 is 980444021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62805625 + 57638464 = 7925^2 + 7592^2 .

It is a cyclic number.

It is not a de Polignac number, because 120444089 - 2¹⁶ = 120378553 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120444029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60222044 + 60222045.

It is an arithmetic number, because the mean of its divisors is an integer number (60222045).

Almost surely, 2^120444089 is an apocalyptic number.

It is an amenable number.

120444089 is a deficient number, since it is larger than the sum of its proper divisors (1).

120444089 is an equidigital number, since it uses as much as digits as its factorization.

120444089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 120444089 is about 10974.7022283067. The cubic root of 120444089 is about 493.8501200803.

The spelling of 120444089 in words is "one hundred twenty million, four hundred forty-four thousand, eighty-nine".