120444253 has 2 divisors, whose sum is σ = 120444254. Its totient is φ = 120444252.

The previous prime is 120444251. The next prime is 120444263. The reversal of 120444253 is 352444021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102779044 + 17665209 = 10138^2 + 4203^2 .

It is an emirp because it is prime and its reverse (352444021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120444253 - 2¹ = 120444251 is a prime.

Together with 120444251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120444251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60222126 + 60222127.

It is an arithmetic number, because the mean of its divisors is an integer number (60222127).

Almost surely, 2^120444253 is an apocalyptic number.

It is an amenable number.

120444253 is a deficient number, since it is larger than the sum of its proper divisors (1).

120444253 is an equidigital number, since it uses as much as digits as its factorization.

120444253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 120444253 is about 10974.7097000331. The cubic root of 120444253 is about 493.8503442268.

Adding to 120444253 its reverse (352444021), we get a palindrome (472888274).

The spelling of 120444253 in words is "one hundred twenty million, four hundred forty-four thousand, two hundred fifty-three".