9420094171 has 2 divisors, whose sum is σ = 9420094172. Its totient is φ = 9420094170.

The previous prime is 9420094133. The next prime is 9420094219. The reversal of 9420094171 is 1714900249.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9420094171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9420094171.

It is not a weakly prime, because it can be changed into another prime (9420094121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4710047085 + 4710047086.

It is an arithmetic number, because the mean of its divisors is an integer number (4710047086).

Almost surely, 2^9420094171 is an apocalyptic number.

9420094171 is a deficient number, since it is larger than the sum of its proper divisors (1).

9420094171 is an equidigital number, since it uses as much as digits as its factorization.

9420094171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 9420094171 is about 97057.1696012201. The cubic root of 9420094171 is about 2111.9570479379.

The spelling of 9420094171 in words is "nine billion, four hundred twenty million, ninety-four thousand, one hundred seventy-one".