861033701163 has 4 divisors (see below), whose sum is σ = 1148044934888. Its totient is φ = 574022467440.

The previous prime is 861033701119. The next prime is 861033701179. The reversal of 861033701163 is 361107330168.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 861033701163 - 2¹⁴ = 861033684779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (861033701113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143505616858 + ... + 143505616863.

It is an arithmetic number, because the mean of its divisors is an integer number (287011233722).

Almost surely, 2^861033701163 is an apocalyptic number.

861033701163 is a deficient number, since it is larger than the sum of its proper divisors (287011233725).

861033701163 is a wasteful number, since it uses less digits than its factorization.

861033701163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287011233724.

The product of its (nonzero) digits is 54432, while the sum is 39.

The spelling of 861033701163 in words is "eight hundred sixty-one billion, thirty-three million, seven hundred one thousand, one hundred sixty-three".