1120202173 has 2 divisors, whose sum is σ = 1120202174. Its totient is φ = 1120202172.

The previous prime is 1120202137. The next prime is 1120202177. The reversal of 1120202173 is 3712020211.

Together with previous prime (1120202137) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 648313444 + 471888729 = 25462^2 + 21723^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120202173 - 2⁹ = 1120201661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1120202173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120202177) 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, 560101086 + 560101087.

It is an arithmetic number, because the mean of its divisors is an integer number (560101087).

Almost surely, 2^1120202173 is an apocalyptic number.

It is an amenable number.

1120202173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120202173 is an equidigital number, since it uses as much as digits as its factorization.

1120202173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 1120202173 is about 33469.4214619853. The cubic root of 1120202173 is about 1038.5613036411.

Adding to 1120202173 its reverse (3712020211), we get a palindrome (4832222384).

The spelling of 1120202173 in words is "one billion, one hundred twenty million, two hundred two thousand, one hundred seventy-three".