1317132233 has 2 divisors, whose sum is σ = 1317132234. Its totient is φ = 1317132232.

The previous prime is 1317132221. The next prime is 1317132241. The reversal of 1317132233 is 3322317131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1191423289 + 125708944 = 34517^2 + 11212^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1317132233 is a prime.

It is not a weakly prime, because it can be changed into another prime (1317132133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658566116 + 658566117.

It is an arithmetic number, because the mean of its divisors is an integer number (658566117).

Almost surely, 2^1317132233 is an apocalyptic number.

It is an amenable number.

1317132233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1317132233 is an equidigital number, since it uses as much as digits as its factorization.

1317132233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 26.

The square root of 1317132233 is about 36292.3164457713. The cubic root of 1317132233 is about 1096.1663331233.

Adding to 1317132233 its reverse (3322317131), we get a palindrome (4639449364).

The spelling of 1317132233 in words is "one billion, three hundred seventeen million, one hundred thirty-two thousand, two hundred thirty-three".