2040535043 has 4 divisors (see below), whose sum is σ = 2041560888. Its totient is φ = 2039509200.

The previous prime is 2040535031. The next prime is 2040535067. The reversal of 2040535043 is 3405350402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3405350402 = 2 ⋅1702675201.

It is a cyclic number.

It is not a de Polignac number, because 2040535043 - 2¹⁴ = 2040518659 is a prime.

It is a super-2 number, since 2×2040535043² = 8327566523422023698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040535073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509933 + ... + 513918.

It is an arithmetic number, because the mean of its divisors is an integer number (510390222).

Almost surely, 2^2040535043 is an apocalyptic number.

2040535043 is a deficient number, since it is larger than the sum of its proper divisors (1025845).

2040535043 is a wasteful number, since it uses less digits than its factorization.

2040535043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025844.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 2040535043 is about 45172.2817997940. The cubic root of 2040535043 is about 1268.3760098792.

Adding to 2040535043 its reverse (3405350402), we get a palindrome (5445885445).

The spelling of 2040535043 in words is "two billion, forty million, five hundred thirty-five thousand, forty-three".