8427342311 has 2 divisors, whose sum is σ = 8427342312. Its totient is φ = 8427342310.

The previous prime is 8427342299. The next prime is 8427342317. The reversal of 8427342311 is 1132437248.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8427342311 - 2⁶ = 8427342247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8427342317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4213671155 + 4213671156.

It is an arithmetic number, because the mean of its divisors is an integer number (4213671156).

Almost surely, 2^8427342311 is an apocalyptic number.

8427342311 is a deficient number, since it is larger than the sum of its proper divisors (1).

8427342311 is an equidigital number, since it uses as much as digits as its factorization.

8427342311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 35.

The square root of 8427342311 is about 91800.5572477640. The cubic root of 8427342311 is about 2034.9959300206.

Adding to 8427342311 its reverse (1132437248), we get a palindrome (9559779559).

The spelling of 8427342311 in words is "eight billion, four hundred twenty-seven million, three hundred forty-two thousand, three hundred eleven".