6311976091 has 2 divisors, whose sum is σ = 6311976092. Its totient is φ = 6311976090.

The previous prime is 6311976071. The next prime is 6311976107. The reversal of 6311976091 is 1906791136.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6311976091 - 2²⁵ = 6278421659 is a prime.

It is not a weakly prime, because it can be changed into another prime (6311976071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3155988045 + 3155988046.

It is an arithmetic number, because the mean of its divisors is an integer number (3155988046).

Almost surely, 2^6311976091 is an apocalyptic number.

6311976091 is a deficient number, since it is larger than the sum of its proper divisors (1).

6311976091 is an equidigital number, since it uses as much as digits as its factorization.

6311976091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 6311976091 is about 79447.9457947152. The cubic root of 6311976091 is about 1848.0843175478.

The spelling of 6311976091 in words is "six billion, three hundred eleven million, nine hundred seventy-six thousand, ninety-one".