2381763313 has 4 divisors (see below), whose sum is σ = 2382000628. Its totient is φ = 2381526000.

The previous prime is 2381763299. The next prime is 2381763353. The reversal of 2381763313 is 3133671832.

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

It can be written as a sum of positive squares in 2 ways, for example, as 915486049 + 1466277264 = 30257^2 + 38292^2 .

It is a cyclic number.

It is not a de Polignac number, because 2381763313 - 2⁵ = 2381763281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2381763353) 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, 102906 + ... + 123907.

It is an arithmetic number, because the mean of its divisors is an integer number (595500157).

Almost surely, 2^2381763313 is an apocalyptic number.

It is an amenable number.

2381763313 is a deficient number, since it is larger than the sum of its proper divisors (237315).

2381763313 is a wasteful number, since it uses less digits than its factorization.

2381763313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237314.

The product of its digits is 54432, while the sum is 37.

The square root of 2381763313 is about 48803.3125207706. The cubic root of 2381763313 is about 1335.4660967476.

The spelling of 2381763313 in words is "two billion, three hundred eighty-one million, seven hundred sixty-three thousand, three hundred thirteen".