120343073 has 2 divisors, whose sum is σ = 120343074. Its totient is φ = 120343072.

The previous prime is 120343049. The next prime is 120343081. The reversal of 120343073 is 370343021.

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., 111028369 + 9314704 = 10537^2 + 3052^2 .

It is a cyclic number.

It is not a de Polignac number, because 120343073 - 2⁶ = 120343009 is a prime.

It is not a weakly prime, because it can be changed into another prime (120343033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60171536 + 60171537.

It is an arithmetic number, because the mean of its divisors is an integer number (60171537).

Almost surely, 2^120343073 is an apocalyptic number.

It is an amenable number.

120343073 is a deficient number, since it is larger than the sum of its proper divisors (1).

120343073 is an equidigital number, since it uses as much as digits as its factorization.

120343073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 120343073 is about 10970.0990423970. The cubic root of 120343073 is about 493.7120180578.

Adding to 120343073 its reverse (370343021), we get a palindrome (490686094).

The spelling of 120343073 in words is "one hundred twenty million, three hundred forty-three thousand, seventy-three".