5811245 has 32 divisors (see below), whose sum is σ = 8225280. Its totient is φ = 3896640.

The previous prime is 5811241. The next prime is 5811301. The reversal of 5811245 is 5421185.

It is not a de Polignac number, because 5811245 - 2² = 5811241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5811241) 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 31 ways as a sum of consecutive naturals, for example, 69974 + ... + 70056.

It is an arithmetic number, because the mean of its divisors is an integer number (257040).

Almost surely, 2^5811245 is an apocalyptic number.

5811245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5811245 is a deficient number, since it is larger than the sum of its proper divisors (2414035).

5811245 is a wasteful number, since it uses less digits than its factorization.

5811245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185.

The product of its digits is 1600, while the sum is 26.

The square root of 5811245 is about 2410.6524013221. The cubic root of 5811245 is about 179.7862173884.

The spelling of 5811245 in words is "five million, eight hundred eleven thousand, two hundred forty-five".