801367667 has 2 divisors, whose sum is σ = 801367668. Its totient is φ = 801367666.

The previous prime is 801367649. The next prime is 801367669. The reversal of 801367667 is 766763108.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 801367667 - 2⁶ = 801367603 is a prime.

Together with 801367669, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (801367669) 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, 400683833 + 400683834.

It is an arithmetic number, because the mean of its divisors is an integer number (400683834).

Almost surely, 2^801367667 is an apocalyptic number.

801367667 is a deficient number, since it is larger than the sum of its proper divisors (1).

801367667 is an equidigital number, since it uses as much as digits as its factorization.

801367667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 801367667 is about 28308.4380883156. The cubic root of 801367667 is about 928.8464778679.

The spelling of 801367667 in words is "eight hundred one million, three hundred sixty-seven thousand, six hundred sixty-seven".