5811137 has 4 divisors (see below), whose sum is σ = 5893056. Its totient is φ = 5729220.

The previous prime is 5811121. The next prime is 5811163. The reversal of 5811137 is 7311185.

5811137 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5811137 - 2⁴ = 5811121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5811187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40853 + ... + 40994.

It is an arithmetic number, because the mean of its divisors is an integer number (1473264).

Almost surely, 2^5811137 is an apocalyptic number.

It is an amenable number.

5811137 is a deficient number, since it is larger than the sum of its proper divisors (81919).

5811137 is an equidigital number, since it uses as much as digits as its factorization.

5811137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81918.

The product of its digits is 840, while the sum is 26.

The square root of 5811137 is about 2410.6300006430. The cubic root of 5811137 is about 179.7851036263.

The spelling of 5811137 in words is "five million, eight hundred eleven thousand, one hundred thirty-seven".