89166127 has 2 divisors, whose sum is σ = 89166128. Its totient is φ = 89166126.

The previous prime is 89166089. The next prime is 89166151. The reversal of 89166127 is 72166198.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89166127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89166127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89166167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44583063 + 44583064.

It is an arithmetic number, because the mean of its divisors is an integer number (44583064).

Almost surely, 2^89166127 is an apocalyptic number.

89166127 is a deficient number, since it is larger than the sum of its proper divisors (1).

89166127 is an equidigital number, since it uses as much as digits as its factorization.

89166127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 40.

The square root of 89166127 is about 9442.7817405678. The cubic root of 89166127 is about 446.7521326643.

The spelling of 89166127 in words is "eighty-nine million, one hundred sixty-six thousand, one hundred twenty-seven".