8003064643 has 4 divisors (see below), whose sum is σ = 9146359600. Its totient is φ = 6859769688.

The previous prime is 8003064623. The next prime is 8003064649. The reversal of 8003064643 is 3464603008.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8003064643 - 2⁵ = 8003064611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8003064599 and 8003064608.

It is not an unprimeable number, because it can be changed into a prime (8003064649) 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, 571647468 + ... + 571647481.

It is an arithmetic number, because the mean of its divisors is an integer number (2286589900).

Almost surely, 2^8003064643 is an apocalyptic number.

8003064643 is a deficient number, since it is larger than the sum of its proper divisors (1143294957).

8003064643 is a wasteful number, since it uses less digits than its factorization.

8003064643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143294956.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 8003064643 is about 89459.8493347714. The cubic root of 8003064643 is about 2000.2553543124.

The spelling of 8003064643 in words is "eight billion, three million, sixty-four thousand, six hundred forty-three".