120445573 has 2 divisors, whose sum is σ = 120445574. Its totient is φ = 120445572.

The previous prime is 120445553. The next prime is 120445583. The reversal of 120445573 is 375544021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87647044 + 32798529 = 9362^2 + 5727^2 .

It is an emirp because it is prime and its reverse (375544021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120445573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120445543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60222786 + 60222787.

It is an arithmetic number, because the mean of its divisors is an integer number (60222787).

Almost surely, 2^120445573 is an apocalyptic number.

It is an amenable number.

120445573 is a deficient number, since it is larger than the sum of its proper divisors (1).

120445573 is an equidigital number, since it uses as much as digits as its factorization.

120445573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 120445573 is about 10974.7698381333. The cubic root of 120445573 is about 493.8521483258.

Adding to 120445573 its reverse (375544021), we get a palindrome (495989594).

The spelling of 120445573 in words is "one hundred twenty million, four hundred forty-five thousand, five hundred seventy-three".