163347907 has 2 divisors, whose sum is σ = 163347908. Its totient is φ = 163347906.

The previous prime is 163347893. The next prime is 163347911. The reversal of 163347907 is 709743361.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163347907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163347907.

It is not a weakly prime, because it can be changed into another prime (163327907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81673953 + 81673954.

It is an arithmetic number, because the mean of its divisors is an integer number (81673954).

Almost surely, 2^163347907 is an apocalyptic number.

163347907 is a deficient number, since it is larger than the sum of its proper divisors (1).

163347907 is an equidigital number, since it uses as much as digits as its factorization.

163347907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 163347907 is about 12780.7631618773. The cubic root of 163347907 is about 546.6439233466.

The spelling of 163347907 in words is "one hundred sixty-three million, three hundred forty-seven thousand, nine hundred seven".