345110111 has 2 divisors, whose sum is σ = 345110112. Its totient is φ = 345110110.

The previous prime is 345110107. The next prime is 345110113. The reversal of 345110111 is 111011543.

It is a strong prime.

It is an emirp because it is prime and its reverse (111011543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345110111 - 2² = 345110107 is a prime.

Together with 345110113, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345110111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345110113) 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, 172555055 + 172555056.

It is an arithmetic number, because the mean of its divisors is an integer number (172555056).

Almost surely, 2^345110111 is an apocalyptic number.

345110111 is a deficient number, since it is larger than the sum of its proper divisors (1).

345110111 is an equidigital number, since it uses as much as digits as its factorization.

345110111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 345110111 is about 18577.1394730190. The cubic root of 345110111 is about 701.4325160853.

Adding to 345110111 its reverse (111011543), we get a palindrome (456121654).

The spelling of 345110111 in words is "three hundred forty-five million, one hundred ten thousand, one hundred eleven".