163924147 has 2 divisors, whose sum is σ = 163924148. Its totient is φ = 163924146.

The previous prime is 163924139. The next prime is 163924181. The reversal of 163924147 is 741429361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163924147 - 2³ = 163924139 is a prime.

It is a super-2 number, since 2×163924147² = 53742251939355218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (163922147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81962073 + 81962074.

It is an arithmetic number, because the mean of its divisors is an integer number (81962074).

Almost surely, 2^163924147 is an apocalyptic number.

163924147 is a deficient number, since it is larger than the sum of its proper divisors (1).

163924147 is an equidigital number, since it uses as much as digits as its factorization.

163924147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 37.

The square root of 163924147 is about 12803.2865702522. The cubic root of 163924147 is about 547.2859648633.

The spelling of 163924147 in words is "one hundred sixty-three million, nine hundred twenty-four thousand, one hundred forty-seven".