5131211 has 2 divisors, whose sum is σ = 5131212. Its totient is φ = 5131210.

The previous prime is 5131207. The next prime is 5131219. The reversal of 5131211 is 1121315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5131211 - 2² = 5131207 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5131219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2565605 + 2565606.

It is an arithmetic number, because the mean of its divisors is an integer number (2565606).

Almost surely, 2^5131211 is an apocalyptic number.

5131211 is a deficient number, since it is larger than the sum of its proper divisors (1).

5131211 is an equidigital number, since it uses as much as digits as its factorization.

5131211 is an odious number, because the sum of its binary digits is odd.

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

The square root of 5131211 is about 2265.2176495869. The cubic root of 5131211 is about 172.4804822838.

Adding to 5131211 its reverse (1121315), we get a palindrome (6252526).

The spelling of 5131211 in words is "five million, one hundred thirty-one thousand, two hundred eleven".