1320134267 has 2 divisors, whose sum is σ = 1320134268. Its totient is φ = 1320134266.

The previous prime is 1320134209. The next prime is 1320134273. The reversal of 1320134267 is 7624310231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1320134267 - 2⁶ = 1320134203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1320134867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660067133 + 660067134.

It is an arithmetic number, because the mean of its divisors is an integer number (660067134).

Almost surely, 2^1320134267 is an apocalyptic number.

1320134267 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320134267 is an equidigital number, since it uses as much as digits as its factorization.

1320134267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 1320134267 is about 36333.6519909574. The cubic root of 1320134267 is about 1096.9985025852.

Adding to 1320134267 its reverse (7624310231), we get a palindrome (8944444498).

The spelling of 1320134267 in words is "one billion, three hundred twenty million, one hundred thirty-four thousand, two hundred sixty-seven".