2043534331 has 4 divisors (see below), whose sum is σ = 2044723464. Its totient is φ = 2042345200.

The previous prime is 2043534299. The next prime is 2043534359. The reversal of 2043534331 is 1334353402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1334353402 = 2 ⋅667176701.

It is a cyclic number.

It is not a de Polignac number, because 2043534331 - 2⁵ = 2043534299 is a prime.

It is a super-2 number, since 2×2043534331² = 8352065123951235122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2043534331.

It is not an unprimeable number, because it can be changed into a prime (2043534391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591985 + ... + 595426.

It is an arithmetic number, because the mean of its divisors is an integer number (511180866).

Almost surely, 2^2043534331 is an apocalyptic number.

2043534331 is a deficient number, since it is larger than the sum of its proper divisors (1189133).

2043534331 is a wasteful number, since it uses less digits than its factorization.

2043534331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189132.

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 2043534331 is about 45205.4679325411. The cubic root of 2043534331 is about 1268.9971480451.

Adding to 2043534331 its reverse (1334353402), we get a palindrome (3377887733).

The spelling of 2043534331 in words is "two billion, forty-three million, five hundred thirty-four thousand, three hundred thirty-one".