168971703 has 4 divisors (see below), whose sum is σ = 225295608. Its totient is φ = 112647800.

The previous prime is 168971683. The next prime is 168971707. The reversal of 168971703 is 307179861.

168971703 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 168971703 - 2⁸ = 168971447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168971707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28161948 + ... + 28161953.

It is an arithmetic number, because the mean of its divisors is an integer number (56323902).

Almost surely, 2^168971703 is an apocalyptic number.

168971703 is a deficient number, since it is larger than the sum of its proper divisors (56323905).

168971703 is an equidigital number, since it uses as much as digits as its factorization.

168971703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56323904.

The product of its (nonzero) digits is 63504, while the sum is 42.

The square root of 168971703 is about 12998.9116082847. The cubic root of 168971703 is about 552.8466221029.

The spelling of 168971703 in words is "one hundred sixty-eight million, nine hundred seventy-one thousand, seven hundred three".