12842311 has 2 divisors, whose sum is σ = 12842312. Its totient is φ = 12842310.

The previous prime is 12842287. The next prime is 12842317. The reversal of 12842311 is 11324821.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12842311 - 2⁵ = 12842279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12842317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6421155 + 6421156.

It is an arithmetic number, because the mean of its divisors is an integer number (6421156).

Almost surely, 2^12842311 is an apocalyptic number.

12842311 is a deficient number, since it is larger than the sum of its proper divisors (1).

12842311 is an equidigital number, since it uses as much as digits as its factorization.

12842311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 384, while the sum is 22.

The square root of 12842311 is about 3583.6170275296. The cubic root of 12842311 is about 234.1788816521.

The spelling of 12842311 in words is "twelve million, eight hundred forty-two thousand, three hundred eleven".