4010543021 has 4 divisors (see below), whose sum is σ = 4013220000. Its totient is φ = 4007866044.

The previous prime is 4010542999. The next prime is 4010543029. The reversal of 4010543021 is 1203450104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4010543021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4010542984 and 4010543002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4010543029) 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, 1336241 + ... + 1339238.

It is an arithmetic number, because the mean of its divisors is an integer number (1003305000).

Almost surely, 2^4010543021 is an apocalyptic number.

It is an amenable number.

4010543021 is a deficient number, since it is larger than the sum of its proper divisors (2676979).

4010543021 is a wasteful number, since it uses less digits than its factorization.

4010543021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676978.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 4010543021 is about 63328.8482525934. The cubic root of 4010543021 is about 1588.7944953113.

Adding to 4010543021 its reverse (1203450104), we get a palindrome (5213993125).

The spelling of 4010543021 in words is "four billion, ten million, five hundred forty-three thousand, twenty-one".