12342843 has 12 divisors (see below), whose sum is σ = 17896528. Its totient is φ = 8197200.

The previous prime is 12342839. The next prime is 12342851. The reversal of 12342843 is 34824321.

It is not a de Polignac number, because 12342843 - 2² = 12342839 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12342823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18 + ... + 4968.

Almost surely, 2^12342843 is an apocalyptic number.

12342843 is a deficient number, since it is larger than the sum of its proper divisors (5553685).

12342843 is a wasteful number, since it uses less digits than its factorization.

12342843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5234 (or 5231 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 12342843 is about 3513.2382498202. The cubic root of 12342843 is about 231.1027259980.

The spelling of 12342843 in words is "twelve million, three hundred forty-two thousand, eight hundred forty-three".