801368387 has 2 divisors, whose sum is σ = 801368388. Its totient is φ = 801368386.

The previous prime is 801368363. The next prime is 801368401. The reversal of 801368387 is 783863108.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-801368387 is a prime.

It is not a weakly prime, because it can be changed into another prime (801368587) 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, 400684193 + 400684194.

It is an arithmetic number, because the mean of its divisors is an integer number (400684194).

Almost surely, 2^801368387 is an apocalyptic number.

801368387 is a deficient number, since it is larger than the sum of its proper divisors (1).

801368387 is an equidigital number, since it uses as much as digits as its factorization.

801368387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 801368387 is about 28308.4508053691. The cubic root of 801368387 is about 928.8467560462.

The spelling of 801368387 in words is "eight hundred one million, three hundred sixty-eight thousand, three hundred eighty-seven".