4813670381 has 4 divisors (see below), whose sum is σ = 5183952732. Its totient is φ = 4443388032.

The previous prime is 4813670353. The next prime is 4813670417. The reversal of 4813670381 is 1830763184.

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 2409337225 + 2404333156 = 49085^2 + 49034^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4813670381 is a prime.

It is a super-2 number, since 2×4813670381² = 46342845073833370322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4813670681) 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, 185141156 + ... + 185141181.

It is an arithmetic number, because the mean of its divisors is an integer number (1295988183).

Almost surely, 2^4813670381 is an apocalyptic number.

It is an amenable number.

4813670381 is a deficient number, since it is larger than the sum of its proper divisors (370282351).

4813670381 is a wasteful number, since it uses less digits than its factorization.

4813670381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370282350.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 4813670381 is about 69380.6196354573. The cubic root of 4813670381 is about 1688.4652080100.

The spelling of 4813670381 in words is "four billion, eight hundred thirteen million, six hundred seventy thousand, three hundred eighty-one".