4012452043 has 4 divisors (see below), whose sum is σ = 4014010440. Its totient is φ = 4010893648.

The previous prime is 4012452011. The next prime is 4012452061. The reversal of 4012452043 is 3402542104.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4012452043 - 2⁵ = 4012452011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4012451999 and 4012452017.

It is not an unprimeable number, because it can be changed into a prime (4012452343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 775330 + ... + 780487.

It is an arithmetic number, because the mean of its divisors is an integer number (1003502610).

Almost surely, 2^4012452043 is an apocalyptic number.

4012452043 is a deficient number, since it is larger than the sum of its proper divisors (1558397).

4012452043 is a wasteful number, since it uses less digits than its factorization.

4012452043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558396.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 4012452043 is about 63343.9187531053. The cubic root of 4012452043 is about 1589.0465445153.

Adding to 4012452043 its reverse (3402542104), we get a palindrome (7414994147).

The spelling of 4012452043 in words is "four billion, twelve million, four hundred fifty-two thousand, forty-three".