6311121151 has 2 divisors, whose sum is σ = 6311121152. Its totient is φ = 6311121150.

The previous prime is 6311121139. The next prime is 6311121199. The reversal of 6311121151 is 1511211136.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6311121151 - 2²⁵ = 6277566719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6311101151) 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, 3155560575 + 3155560576.

It is an arithmetic number, because the mean of its divisors is an integer number (3155560576).

Almost surely, 2^6311121151 is an apocalyptic number.

6311121151 is a deficient number, since it is larger than the sum of its proper divisors (1).

6311121151 is an equidigital number, since it uses as much as digits as its factorization.

6311121151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180, while the sum is 22.

The square root of 6311121151 is about 79442.5651083851. The cubic root of 6311121151 is about 1848.0008744483. Note that the first 3 decimals are identical.

Adding to 6311121151 its reverse (1511211136), we get a palindrome (7822332287).

The spelling of 6311121151 in words is "six billion, three hundred eleven million, one hundred twenty-one thousand, one hundred fifty-one".