8073706189 has 2 divisors, whose sum is σ = 8073706190. Its totient is φ = 8073706188.

The previous prime is 8073706177. The next prime is 8073706213. The reversal of 8073706189 is 9816073708.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8005775625 + 67930564 = 89475^2 + 8242^2 .

It is a cyclic number.

It is not a de Polignac number, because 8073706189 - 2²¹ = 8071609037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8073706129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4036853094 + 4036853095.

It is an arithmetic number, because the mean of its divisors is an integer number (4036853095).

Almost surely, 2^8073706189 is an apocalyptic number.

It is an amenable number.

8073706189 is a deficient number, since it is larger than the sum of its proper divisors (1).

8073706189 is an equidigital number, since it uses as much as digits as its factorization.

8073706189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 49.

The square root of 8073706189 is about 89853.8045326963. The cubic root of 8073706189 is about 2006.1234151762.

The spelling of 8073706189 in words is "eight billion, seventy-three million, seven hundred six thousand, one hundred eighty-nine".