1120203317 has 2 divisors, whose sum is σ = 1120203318. Its totient is φ = 1120203316.

The previous prime is 1120203289. The next prime is 1120203341. The reversal of 1120203317 is 7133020211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 718561636 + 401641681 = 26806^2 + 20041^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120203317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120203347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560101658 + 560101659.

It is an arithmetic number, because the mean of its divisors is an integer number (560101659).

Almost surely, 2^1120203317 is an apocalyptic number.

It is an amenable number.

1120203317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120203317 is an equidigital number, since it uses as much as digits as its factorization.

1120203317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 1120203317 is about 33469.4385522076. The cubic root of 1120203317 is about 1038.5616571825.

Adding to 1120203317 its reverse (7133020211), we get a palindrome (8253223528).

The spelling of 1120203317 in words is "one billion, one hundred twenty million, two hundred three thousand, three hundred seventeen".