5111131 has 2 divisors, whose sum is σ = 5111132. Its totient is φ = 5111130.

The previous prime is 5111123. The next prime is 5111137. The reversal of 5111131 is 1311115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5111131 - 2³ = 5111123 is a prime.

It is a super-2 number, since 2×5111131² = 52247320198322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5111137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555565 + 2555566.

It is an arithmetic number, because the mean of its divisors is an integer number (2555566).

Almost surely, 2^5111131 is an apocalyptic number.

5111131 is a deficient number, since it is larger than the sum of its proper divisors (1).

5111131 is an equidigital number, since it uses as much as digits as its factorization.

5111131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15, while the sum is 13.

The square root of 5111131 is about 2260.7810597225. The cubic root of 5111131 is about 172.2551985107.

Adding to 5111131 its reverse (1311115), we get a palindrome (6422246).

The spelling of 5111131 in words is "five million, one hundred eleven thousand, one hundred thirty-one".