163105703 has 2 divisors, whose sum is σ = 163105704. Its totient is φ = 163105702.

The previous prime is 163105639. The next prime is 163105721. The reversal of 163105703 is 307501361.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163105703 - 2⁶ = 163105639 is a prime.

It is a super-2 number, since 2×163105703² = 53206940702248418, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163105763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81552851 + 81552852.

It is an arithmetic number, because the mean of its divisors is an integer number (81552852).

Almost surely, 2^163105703 is an apocalyptic number.

163105703 is a deficient number, since it is larger than the sum of its proper divisors (1).

163105703 is an equidigital number, since it uses as much as digits as its factorization.

163105703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 163105703 is about 12771.2843128638. The cubic root of 163105703 is about 546.3736110633.

The spelling of 163105703 in words is "one hundred sixty-three million, one hundred five thousand, seven hundred three".