345305112 has 16 divisors (see below), whose sum is σ = 863262840. Its totient is φ = 115101696.

The previous prime is 345305101. The next prime is 345305113. The reversal of 345305112 is 211503543.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 14387713 = 345305112 / (3 + 4 + 5 + 3 + 0 + 5 + 1 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345305113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7193833 + ... + 7193880.

Almost surely, 2^345305112 is an apocalyptic number.

It is an amenable number.

345305112 is an abundant number, since it is smaller than the sum of its proper divisors (517957728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345305112 is a wasteful number, since it uses less digits than its factorization.

345305112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14387722 (or 14387718 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 345305112 is about 18582.3871448208. The cubic root of 345305112 is about 701.5646036749.

Adding to 345305112 its reverse (211503543), we get a palindrome (556808655).

The spelling of 345305112 in words is "three hundred forty-five million, three hundred five thousand, one hundred twelve".