1341264667 has 2 divisors, whose sum is σ = 1341264668. Its totient is φ = 1341264666.

The previous prime is 1341264647. The next prime is 1341264707. The reversal of 1341264667 is 7664621431.

It is an a-pointer prime, because the next prime (1341264707) can be obtained adding 1341264667 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1341264667 is a prime.

It is not a weakly prime, because it can be changed into another prime (1341264637) 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, 670632333 + 670632334.

It is an arithmetic number, because the mean of its divisors is an integer number (670632334).

Almost surely, 2^1341264667 is an apocalyptic number.

1341264667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341264667 is an equidigital number, since it uses as much as digits as its factorization.

1341264667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 40.

The square root of 1341264667 is about 36623.2803964910. The cubic root of 1341264667 is about 1102.8204937882.

The spelling of 1341264667 in words is "one billion, three hundred forty-one million, two hundred sixty-four thousand, six hundred sixty-seven".