5643000973 has 2 divisors, whose sum is σ = 5643000974. Its totient is φ = 5643000972.

The previous prime is 5643000967. The next prime is 5643001009. The reversal of 5643000973 is 3790003465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4913028649 + 729972324 = 70093^2 + 27018^2 .

It is a cyclic number.

It is not a de Polignac number, because 5643000973 - 2²⁵ = 5609446541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5643000173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2821500486 + 2821500487.

It is an arithmetic number, because the mean of its divisors is an integer number (2821500487).

Almost surely, 2^5643000973 is an apocalyptic number.

It is an amenable number.

5643000973 is a deficient number, since it is larger than the sum of its proper divisors (1).

5643000973 is an equidigital number, since it uses as much as digits as its factorization.

5643000973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 5643000973 is about 75119.9106296060. The cubic root of 5643000973 is about 1780.3417444457.

The spelling of 5643000973 in words is "five billion, six hundred forty-three million, nine hundred seventy-three", and thus it is an aban number.