5011191 has 6 divisors (see below), whose sum is σ = 7238400. Its totient is φ = 3340788.

The previous prime is 5011189. The next prime is 5011199. The reversal of 5011191 is 1911105.

It is not a de Polignac number, because 5011191 - 2¹ = 5011189 is a prime.

It is a super-2 number, since 2×5011191² = 50224070476962, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5011199) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 278391 + ... + 278408.

It is an arithmetic number, because the mean of its divisors is an integer number (1206400).

Almost surely, 2^5011191 is an apocalyptic number.

5011191 is a deficient number, since it is larger than the sum of its proper divisors (2227209).

5011191 is a wasteful number, since it uses less digits than its factorization.

5011191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556805 (or 556802 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 18.

The square root of 5011191 is about 2238.5689625294. The cubic root of 5011191 is about 171.1250752114.

Adding to 5011191 its reverse (1911105), we get a palindrome (6922296).

The spelling of 5011191 in words is "five million, eleven thousand, one hundred ninety-one".