2840823113 has 4 divisors (see below), whose sum is σ = 2841082320. Its totient is φ = 2840563908.

The previous prime is 2840823059. The next prime is 2840823137. The reversal of 2840823113 is 3113280482.

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-2840823113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2840823113.

It is not an unprimeable number, because it can be changed into a prime (2840823313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112403 + ... + 135336.

It is an arithmetic number, because the mean of its divisors is an integer number (710270580).

Almost surely, 2^2840823113 is an apocalyptic number.

It is an amenable number.

2840823113 is a deficient number, since it is larger than the sum of its proper divisors (259207).

2840823113 is a wasteful number, since it uses less digits than its factorization.

2840823113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259206.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 2840823113 is about 53299.3725385206. The cubic root of 2840823113 is about 1416.2765495649.

The spelling of 2840823113 in words is "two billion, eight hundred forty million, eight hundred twenty-three thousand, one hundred thirteen".