1331310067 has 2 divisors, whose sum is σ = 1331310068. Its totient is φ = 1331310066.

The previous prime is 1331310053. The next prime is 1331310121. The reversal of 1331310067 is 7600131331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1331310067 - 2⁷ = 1331309939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1331310667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665655033 + 665655034.

It is an arithmetic number, because the mean of its divisors is an integer number (665655034).

Almost surely, 2^1331310067 is an apocalyptic number.

1331310067 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331310067 is an equidigital number, since it uses as much as digits as its factorization.

1331310067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 1331310067 is about 36487.1219336357. The cubic root of 1331310067 is about 1100.0854112743.

Adding to 1331310067 its reverse (7600131331), we get a palindrome (8931441398).

The spelling of 1331310067 in words is "one billion, three hundred thirty-one million, three hundred ten thousand, sixty-seven".