2064243043 has 4 divisors (see below), whose sum is σ = 2071860448. Its totient is φ = 2056625640.

The previous prime is 2064243029. The next prime is 2064243101. The reversal of 2064243043 is 3403424602.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3403424602 = 2 ⋅1701712301.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2064243043 is a prime.

It is a super-2 number, since 2×2064243043² = 8522198681147799698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2064243743) 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, 3808296 + ... + 3808837.

It is an arithmetic number, because the mean of its divisors is an integer number (517965112).

Almost surely, 2^2064243043 is an apocalyptic number.

2064243043 is a deficient number, since it is larger than the sum of its proper divisors (7617405).

2064243043 is an equidigital number, since it uses as much as digits as its factorization.

2064243043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7617404.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 2064243043 is about 45433.9415305342. The cubic root of 2064243043 is about 1273.2693254209.

Adding to 2064243043 its reverse (3403424602), we get a palindrome (5467667645).

The spelling of 2064243043 in words is "two billion, sixty-four million, two hundred forty-three thousand, forty-three".