12345654311 has 2 divisors, whose sum is σ = 12345654312. Its totient is φ = 12345654310.

The previous prime is 12345654289. The next prime is 12345654341. The reversal of 12345654311 is 11345654321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12345654311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12345654341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6172827155 + 6172827156.

It is an arithmetic number, because the mean of its divisors is an integer number (6172827156).

Almost surely, 2^12345654311 is an apocalyptic number.

12345654311 is a deficient number, since it is larger than the sum of its proper divisors (1).

12345654311 is an equidigital number, since it uses as much as digits as its factorization.

12345654311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 35.

The spelling of 12345654311 in words is "twelve billion, three hundred forty-five million, six hundred fifty-four thousand, three hundred eleven".