5811263 has 4 divisors (see below), whose sum is σ = 6153120. Its totient is φ = 5469408.

The previous prime is 5811241. The next prime is 5811301. The reversal of 5811263 is 3621185.

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

It is a cyclic number.

It is not a de Polignac number, because 5811263 - 2⁸ = 5811007 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 (5811163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170903 + ... + 170936.

It is an arithmetic number, because the mean of its divisors is an integer number (1538280).

Almost surely, 2^5811263 is an apocalyptic number.

5811263 is a deficient number, since it is larger than the sum of its proper divisors (341857).

5811263 is a wasteful number, since it uses less digits than its factorization.

5811263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341856.

The product of its digits is 1440, while the sum is 26.

The square root of 5811263 is about 2410.6561347484. The cubic root of 5811263 is about 179.7864030140.

The spelling of 5811263 in words is "five million, eight hundred eleven thousand, two hundred sixty-three".