1233240317 has 2 divisors, whose sum is σ = 1233240318. Its totient is φ = 1233240316.

The previous prime is 1233240293. The next prime is 1233240329. The reversal of 1233240317 is 7130423321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 886312441 + 346927876 = 29771^2 + 18626^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1233240317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1233240347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616620158 + 616620159.

It is an arithmetic number, because the mean of its divisors is an integer number (616620159).

Almost surely, 2^1233240317 is an apocalyptic number.

It is an amenable number.

1233240317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233240317 is an equidigital number, since it uses as much as digits as its factorization.

1233240317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 1233240317 is about 35117.5215099244. The cubic root of 1233240317 is about 1072.3813144329.

Adding to 1233240317 its reverse (7130423321), we get a palindrome (8363663638).

The spelling of 1233240317 in words is "one billion, two hundred thirty-three million, two hundred forty thousand, three hundred seventeen".