811363 has 8 divisors (see below), whose sum is σ = 957440. Its totient is φ = 672840.

The previous prime is 811351. The next prime is 811379. The reversal of 811363 is 363118.

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

It is not a de Polignac number, because 811363 - 2¹³ = 803171 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (811163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1653 + ... + 2086.

It is an arithmetic number, because the mean of its divisors is an integer number (119680).

2⁸¹¹³⁶³ is an apocalyptic number.

811363 is a deficient number, since it is larger than the sum of its proper divisors (146077).

811363 is a wasteful number, since it uses less digits than its factorization.

811363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3777.

The product of its digits is 432, while the sum is 22.

The square root of 811363 is about 900.7569039425. The cubic root of 811363 is about 93.2692317786.

It can be divided in two parts, 81 and 1363, that added together give a square (1444 = 38²).

The spelling of 811363 in words is "eight hundred eleven thousand, three hundred sixty-three".