4040543213 has 4 divisors (see below), whose sum is σ = 4617763680. Its totient is φ = 3463322748.

The previous prime is 4040543207. The next prime is 4040543261. The reversal of 4040543213 is 3123450404.

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 not a de Polignac number, because 4040543213 - 2¹⁶ = 4040477677 is a prime.

It is a super-2 number, since 2×4040543213² = 32651978912240726738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040543263) 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, 288610223 + ... + 288610236.

It is an arithmetic number, because the mean of its divisors is an integer number (1154440920).

Almost surely, 2^4040543213 is an apocalyptic number.

It is an amenable number.

4040543213 is a deficient number, since it is larger than the sum of its proper divisors (577220467).

4040543213 is an equidigital number, since it uses as much as digits as its factorization.

4040543213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577220466.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 4040543213 is about 63565.2673478213. The cubic root of 4040543213 is about 1592.7462281358.

Adding to 4040543213 its reverse (3123450404), we get a palindrome (7163993617).

The spelling of 4040543213 in words is "four billion, forty million, five hundred forty-three thousand, two hundred thirteen".