120120073 has 2 divisors, whose sum is σ = 120120074. Its totient is φ = 120120072.

The previous prime is 120120061. The next prime is 120120083. The reversal of 120120073 is 370021021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102252544 + 17867529 = 10112^2 + 4227^2 .

It is a cyclic number.

It is not a de Polignac number, because 120120073 - 2²⁵ = 86565641 is a prime.

It is not a weakly prime, because it can be changed into another prime (120120083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60060036 + 60060037.

It is an arithmetic number, because the mean of its divisors is an integer number (60060037).

Almost surely, 2^120120073 is an apocalyptic number.

It is an amenable number.

120120073 is a deficient number, since it is larger than the sum of its proper divisors (1).

120120073 is an equidigital number, since it uses as much as digits as its factorization.

120120073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 120120073 is about 10959.9303373699. The cubic root of 120120073 is about 493.4068741821.

Adding to 120120073 its reverse (370021021), we get a palindrome (490141094).

The spelling of 120120073 in words is "one hundred twenty million, one hundred twenty thousand, seventy-three".