863934011 has 4 divisors (see below), whose sum is σ = 864787872. Its totient is φ = 863080152.

The previous prime is 863933989. The next prime is 863934017. The reversal of 863934011 is 110439368.

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

It is a cyclic number.

It is not a de Polignac number, because 863934011 - 2¹⁰ = 863932987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (863934017) 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 in 3 ways as a sum of consecutive naturals, for example, 425411 + ... + 427436.

It is an arithmetic number, because the mean of its divisors is an integer number (216196968).

Almost surely, 2^863934011 is an apocalyptic number.

863934011 is a deficient number, since it is larger than the sum of its proper divisors (853861).

863934011 is a wasteful number, since it uses less digits than its factorization.

863934011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853860.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 863934011 is about 29392.7543962794. The cubic root of 863934011 is about 952.4163826450.

The spelling of 863934011 in words is "eight hundred sixty-three million, nine hundred thirty-four thousand, eleven".