163078103 has 2 divisors, whose sum is σ = 163078104. Its totient is φ = 163078102.

The previous prime is 163078099. The next prime is 163078141. The reversal of 163078103 is 301870361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163078103 - 2² = 163078099 is a prime.

It is a Chen 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 (163078703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81539051 + 81539052.

It is an arithmetic number, because the mean of its divisors is an integer number (81539052).

Almost surely, 2^163078103 is an apocalyptic number.

163078103 is a deficient number, since it is larger than the sum of its proper divisors (1).

163078103 is an equidigital number, since it uses as much as digits as its factorization.

163078103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 163078103 is about 12770.2037180305. The cubic root of 163078103 is about 546.3427910449.

The spelling of 163078103 in words is "one hundred sixty-three million, seventy-eight thousand, one hundred three".