2012434043 has 4 divisors (see below), whose sum is σ = 2042470440. Its totient is φ = 1982397648.

The previous prime is 2012433953. The next prime is 2012434049. The reversal of 2012434043 is 3404342102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2012434043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012434049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15018098 + ... + 15018231.

It is an arithmetic number, because the mean of its divisors is an integer number (510617610).

Almost surely, 2^2012434043 is an apocalyptic number.

2012434043 is a deficient number, since it is larger than the sum of its proper divisors (30036397).

2012434043 is an equidigital number, since it uses as much as digits as its factorization.

2012434043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30036396.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2012434043 is about 44860.1609783113. The cubic root of 2012434043 is about 1262.5266430740.

Adding to 2012434043 its reverse (3404342102), we get a palindrome (5416776145).

The spelling of 2012434043 in words is "two billion, twelve million, four hundred thirty-four thousand, forty-three".