2313821043 has 6 divisors (see below), whose sum is σ = 3342185964. Its totient is φ = 1542547356.

The previous prime is 2313821039. The next prime is 2313821063. The reversal of 2313821043 is 3401283132.

2313821043 is a `hidden beast` number, since 231 + 382 + 10 + 43 = 666.

It is not a de Polignac number, because 2313821043 - 2² = 2313821039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2313820998 and 2313821016.

It is not an unprimeable number, because it can be changed into a prime (2313821033) 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 5 ways as a sum of consecutive naturals, for example, 128545605 + ... + 128545622.

It is an arithmetic number, because the mean of its divisors is an integer number (557030994).

Almost surely, 2^2313821043 is an apocalyptic number.

2313821043 is a deficient number, since it is larger than the sum of its proper divisors (1028364921).

2313821043 is a wasteful number, since it uses less digits than its factorization.

2313821043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257091233 (or 257091230 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 2313821043 is about 48102.1937441527. The cubic root of 2313821043 is about 1322.6448811465.

The spelling of 2313821043 in words is "two billion, three hundred thirteen million, eight hundred twenty-one thousand, forty-three".