5861181 has 4 divisors (see below), whose sum is σ = 7814912. Its totient is φ = 3907452.

The previous prime is 5861179. The next prime is 5861183. The reversal of 5861181 is 1811685.

It is a happy number.

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 an interprime number because it is at equal distance from previous prime (5861179) and next prime (5861183).

It is not a de Polignac number, because 5861181 - 2¹ = 5861179 is a prime.

It is a super-2 number, since 2×5861181² = 68706885429522, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5861183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 976861 + ... + 976866.

It is an arithmetic number, because the mean of its divisors is an integer number (1953728).

Almost surely, 2^5861181 is an apocalyptic number.

It is an amenable number.

5861181 is a deficient number, since it is larger than the sum of its proper divisors (1953731).

5861181 is a wasteful number, since it uses less digits than its factorization.

5861181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953730.

The product of its digits is 1920, while the sum is 30.

The square root of 5861181 is about 2420.9876083946. The cubic root of 5861181 is about 180.2997167162.

The spelling of 5861181 in words is "five million, eight hundred sixty-one thousand, one hundred eighty-one".