189046347071 has 2 divisors, whose sum is σ = 189046347072. Its totient is φ = 189046347070.

The previous prime is 189046347059. The next prime is 189046347089. The reversal of 189046347071 is 170743640981.

It is a weak prime.

It is an emirp because it is prime and its reverse (170743640981) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-189046347071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189046347031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94523173535 + 94523173536.

It is an arithmetic number, because the mean of its divisors is an integer number (94523173536).

Almost surely, 2^189046347071 is an apocalyptic number.

189046347071 is a deficient number, since it is larger than the sum of its proper divisors (1).

189046347071 is an equidigital number, since it uses as much as digits as its factorization.

189046347071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The spelling of 189046347071 in words is "one hundred eighty-nine billion, forty-six million, three hundred forty-seven thousand, seventy-one".