813083343 has 8 divisors (see below), whose sum is σ = 1085605248. Its totient is φ = 541308504.

The previous prime is 813083329. The next prime is 813083347. The reversal of 813083343 is 343380318.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 813083343 - 2⁵ = 813083311 is a prime.

It is a super-2 number, since 2×813083343² = 1322209045328111298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (813083347) 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 7 ways as a sum of consecutive naturals, for example, 184221 + ... + 188582.

It is an arithmetic number, because the mean of its divisors is an integer number (135700656).

Almost surely, 2^813083343 is an apocalyptic number.

813083343 is a deficient number, since it is larger than the sum of its proper divisors (272521905).

813083343 is a wasteful number, since it uses less digits than its factorization.

813083343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373533.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 813083343 is about 28514.6163046252. The cubic root of 813083343 is about 933.3510521154.

The spelling of 813083343 in words is "eight hundred thirteen million, eighty-three thousand, three hundred forty-three".