1313222327 has 2 divisors, whose sum is σ = 1313222328. Its totient is φ = 1313222326.

The previous prime is 1313222321. The next prime is 1313222363. The reversal of 1313222327 is 7232223131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1313222327 - 2⁶ = 1313222263 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1313222296 and 1313222305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313222321) 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, 656611163 + 656611164.

It is an arithmetic number, because the mean of its divisors is an integer number (656611164).

Almost surely, 2^1313222327 is an apocalyptic number.

1313222327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313222327 is an equidigital number, since it uses as much as digits as its factorization.

1313222327 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1313222327 is about 36238.4095539526. The cubic root of 1313222327 is about 1095.0806017828.

Adding to 1313222327 its reverse (7232223131), we get a palindrome (8545445458).

The spelling of 1313222327 in words is "one billion, three hundred thirteen million, two hundred twenty-two thousand, three hundred twenty-seven".