345101111 has 2 divisors, whose sum is σ = 345101112. Its totient is φ = 345101110.

The previous prime is 345101093. The next prime is 345101117. The reversal of 345101111 is 111101543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 345101111 - 2²² = 340906807 is a prime.

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 345101111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345101117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172550555 + 172550556.

It is an arithmetic number, because the mean of its divisors is an integer number (172550556).

Almost surely, 2^345101111 is an apocalyptic number.

345101111 is a deficient number, since it is larger than the sum of its proper divisors (1).

345101111 is an equidigital number, since it uses as much as digits as its factorization.

345101111 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 345101111 is about 18576.8972382365. The cubic root of 345101111 is about 701.4264185652.

Adding to 345101111 its reverse (111101543), we get a palindrome (456202654).

The spelling of 345101111 in words is "three hundred forty-five million, one hundred one thousand, one hundred eleven".