8381303133 has 32 divisors (see below), whose sum is σ = 13008476160. Its totient is φ = 4701049920.

The previous prime is 8381303129. The next prime is 8381303143. The reversal of 8381303133 is 3313031838.

It is not a de Polignac number, because 8381303133 - 2² = 8381303129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8381303094 and 8381303103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8381303143) 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 31 ways as a sum of consecutive naturals, for example, 329166 + ... + 353712.

It is an arithmetic number, because the mean of its divisors is an integer number (406514880).

Almost surely, 2^8381303133 is an apocalyptic number.

It is an amenable number.

8381303133 is a deficient number, since it is larger than the sum of its proper divisors (4627173027).

8381303133 is a wasteful number, since it uses less digits than its factorization.

8381303133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24857.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 8381303133 is about 91549.4573058737. The cubic root of 8381303133 is about 2031.2833847130.

The spelling of 8381303133 in words is "eight billion, three hundred eighty-one million, three hundred three thousand, one hundred thirty-three".