2343111109 has 2 divisors, whose sum is σ = 2343111110. Its totient is φ = 2343111108.

The previous prime is 2343111107. The next prime is 2343111119. The reversal of 2343111109 is 9011113432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2197546884 + 145564225 = 46878^2 + 12065^2 .

It is a cyclic number.

It is not a de Polignac number, because 2343111109 - 2¹ = 2343111107 is a prime.

Together with 2343111107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2343111101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1171555554 + 1171555555.

It is an arithmetic number, because the mean of its divisors is an integer number (1171555555).

Almost surely, 2^2343111109 is an apocalyptic number.

It is an amenable number.

2343111109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2343111109 is an equidigital number, since it uses as much as digits as its factorization.

2343111109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 2343111109 is about 48405.6929399838. The cubic root of 2343111109 is about 1328.2025030880.

The spelling of 2343111109 in words is "two billion, three hundred forty-three million, one hundred eleven thousand, one hundred nine".