1322311117 has 2 divisors, whose sum is σ = 1322311118. Its totient is φ = 1322311116.

The previous prime is 1322311063. The next prime is 1322311121. The reversal of 1322311117 is 7111132231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1246725481 + 75585636 = 35309^2 + 8694^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322311117 - 2⁷ = 1322310989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322314117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661155558 + 661155559.

It is an arithmetic number, because the mean of its divisors is an integer number (661155559).

Almost surely, 2^1322311117 is an apocalyptic number.

It is an amenable number.

1322311117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322311117 is an equidigital number, since it uses as much as digits as its factorization.

1322311117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 22.

The square root of 1322311117 is about 36363.5960405458. The cubic root of 1322311117 is about 1097.6011407353.

Adding to 1322311117 its reverse (7111132231), we get a palindrome (8433443348).

The spelling of 1322311117 in words is "one billion, three hundred twenty-two million, three hundred eleven thousand, one hundred seventeen".