163342147 has 2 divisors, whose sum is σ = 163342148. Its totient is φ = 163342146.

The previous prime is 163342133. The next prime is 163342169. The reversal of 163342147 is 741243361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163342147 - 2⁷ = 163342019 is a prime.

It is equal to p_9151249 and since 163342147 and 9151249 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (163342117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81671073 + 81671074.

It is an arithmetic number, because the mean of its divisors is an integer number (81671074).

Almost surely, 2^163342147 is an apocalyptic number.

163342147 is a deficient number, since it is larger than the sum of its proper divisors (1).

163342147 is an equidigital number, since it uses as much as digits as its factorization.

163342147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The square root of 163342147 is about 12780.5378212343. The cubic root of 163342147 is about 546.6374979892.

It can be divided in two parts, 16334 and 2147, that added together give a palindrome (18481).

The spelling of 163342147 in words is "one hundred sixty-three million, three hundred forty-two thousand, one hundred forty-seven".