5112311 has 4 divisors (see below), whose sum is σ = 5381400. Its totient is φ = 4843224.

The previous prime is 5112307. The next prime is 5112329. The reversal of 5112311 is 1132115.

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 5112311 - 2² = 5112307 is a prime.

It is a super-2 number, since 2×5112311² = 52271447521442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5112361) 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, 134516 + ... + 134553.

It is an arithmetic number, because the mean of its divisors is an integer number (1345350).

Almost surely, 2^5112311 is an apocalyptic number.

5112311 is a deficient number, since it is larger than the sum of its proper divisors (269089).

5112311 is a wasteful number, since it uses less digits than its factorization.

5112311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269088.

The product of its digits is 30, while the sum is 14.

The square root of 5112311 is about 2261.0420164163. The cubic root of 5112311 is about 172.2684536000.

Adding to 5112311 its reverse (1132115), we get a palindrome (6244426).

The spelling of 5112311 in words is "five million, one hundred twelve thousand, three hundred eleven".