863168797 has 4 divisors (see below), whose sum is σ = 875326176. Its totient is φ = 851011420.

The previous prime is 863168791. The next prime is 863168807. The reversal of 863168797 is 797861368.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-863168797 is a prime.

It is a super-2 number, since 2×863168797² = 1490120744228854418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863168791) 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 in 3 ways as a sum of consecutive naturals, for example, 6078583 + ... + 6078724.

It is an arithmetic number, because the mean of its divisors is an integer number (218831544).

Almost surely, 2^863168797 is an apocalyptic number.

It is an amenable number.

863168797 is a deficient number, since it is larger than the sum of its proper divisors (12157379).

863168797 is a wasteful number, since it uses less digits than its factorization.

863168797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12157378.

The product of its digits is 3048192, while the sum is 55.

The square root of 863168797 is about 29379.7344610192. The cubic root of 863168797 is about 952.1351043603.

The spelling of 863168797 in words is "eight hundred sixty-three million, one hundred sixty-eight thousand, seven hundred ninety-seven".