163346089 has 2 divisors, whose sum is σ = 163346090. Its totient is φ = 163346088.

The previous prime is 163346087. The next prime is 163346107. The reversal of 163346089 is 980643361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163328400 + 17689 = 12780^2 + 133^2 .

It is a cyclic number.

It is not a de Polignac number, because 163346089 - 2¹ = 163346087 is a prime.

Together with 163346087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (163346087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81673044 + 81673045.

It is an arithmetic number, because the mean of its divisors is an integer number (81673045).

Almost surely, 2^163346089 is an apocalyptic number.

It is an amenable number.

163346089 is a deficient number, since it is larger than the sum of its proper divisors (1).

163346089 is an equidigital number, since it uses as much as digits as its factorization.

163346089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 163346089 is about 12780.6920391660. The cubic root of 163346089 is about 546.6418953595.

The spelling of 163346089 in words is "one hundred sixty-three million, three hundred forty-six thousand, eighty-nine".