345112 has 16 divisors (see below), whose sum is σ = 653400. Its totient is φ = 170880.

The previous prime is 345109. The next prime is 345133. The reversal of 345112 is 211543.

It is a super-3 number, since 3×345112³ = 123310891153334784, which contains 333 as substring.

It is a nialpdrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1312 + ... + 1552.

2³⁴⁵¹¹² is an apocalyptic number.

It is an amenable number.

345112 is a deficient number, since it is larger than the sum of its proper divisors (308288).

345112 is a wasteful number, since it uses less digits than its factorization.

345112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426 (or 422 counting only the distinct ones).

The product of its digits is 120, while the sum is 16.

The square root of 345112 is about 587.4623392184. The cubic root of 345112 is about 70.1433795874.

Adding to 345112 its reverse (211543), we get a palindrome (556655).

The spelling of 345112 in words is "three hundred forty-five thousand, one hundred twelve".