163078343 has 2 divisors, whose sum is σ = 163078344. Its totient is φ = 163078342.

The previous prime is 163078327. The next prime is 163078381. The reversal of 163078343 is 343870361.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163078343 - 2⁴ = 163078327 is a prime.

It is a Sophie Germain prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163078043) 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, 81539171 + 81539172.

It is an arithmetic number, because the mean of its divisors is an integer number (81539172).

Almost surely, 2^163078343 is an apocalyptic number.

163078343 is a deficient number, since it is larger than the sum of its proper divisors (1).

163078343 is an equidigital number, since it uses as much as digits as its factorization.

163078343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 163078343 is about 12770.2131149014. The cubic root of 163078343 is about 546.3430590600.

The spelling of 163078343 in words is "one hundred sixty-three million, seventy-eight thousand, three hundred forty-three".