168351038 has 4 divisors (see below), whose sum is σ = 252526560. Its totient is φ = 84175518.

The previous prime is 168351019. The next prime is 168351041. The reversal of 168351038 is 830153861.

168351038 is digitally balanced in base 3, 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 junction number, because it is equal to n+sod(n) for n = 168350989 and 168351007.

It is a congruent number.

It is an unprimeable number.

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, 42087758 + ... + 42087761.

It is an arithmetic number, because the mean of its divisors is an integer number (63131640).

Almost surely, 2^168351038 is an apocalyptic number.

168351038 is a deficient number, since it is larger than the sum of its proper divisors (84175522).

168351038 is an equidigital number, since it uses as much as digits as its factorization.

168351038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84175521.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 168351038 is about 12975.0159152118. The cubic root of 168351038 is about 552.1688882333.

The spelling of 168351038 in words is "one hundred sixty-eight million, three hundred fifty-one thousand, thirty-eight".