5311856191 has 2 divisors, whose sum is σ = 5311856192. Its totient is φ = 5311856190.

The previous prime is 5311856167. The next prime is 5311856213. The reversal of 5311856191 is 1916581135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5311856191 - 2¹¹ = 5311854143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5311856101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2655928095 + 2655928096.

It is an arithmetic number, because the mean of its divisors is an integer number (2655928096).

Almost surely, 2^5311856191 is an apocalyptic number.

5311856191 is a deficient number, since it is larger than the sum of its proper divisors (1).

5311856191 is an equidigital number, since it uses as much as digits as its factorization.

5311856191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 40.

The square root of 5311856191 is about 72882.4820584480. The cubic root of 5311856191 is about 1744.8125228319.

The spelling of 5311856191 in words is "five billion, three hundred eleven million, eight hundred fifty-six thousand, one hundred ninety-one".