769312163 has 2 divisors, whose sum is σ = 769312164. Its totient is φ = 769312162.

The previous prime is 769312139. The next prime is 769312189. The reversal of 769312163 is 361213967.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (361213967) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 769312163 - 2⁶ = 769312099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (769312123) 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, 384656081 + 384656082.

It is an arithmetic number, because the mean of its divisors is an integer number (384656082).

Almost surely, 2^769312163 is an apocalyptic number.

769312163 is a deficient number, since it is larger than the sum of its proper divisors (1).

769312163 is an equidigital number, since it uses as much as digits as its factorization.

769312163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 38.

The square root of 769312163 is about 27736.4771194901. The cubic root of 769312163 is about 916.2926430164.

The spelling of 769312163 in words is "seven hundred sixty-nine million, three hundred twelve thousand, one hundred sixty-three".