68042103 has 4 divisors (see below), whose sum is σ = 90722808. Its totient is φ = 45361400.

The previous prime is 68042099. The next prime is 68042113. The reversal of 68042103 is 30124086.

It is a happy number.

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 68042103 - 2² = 68042099 is a prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68042113) 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, 11340348 + ... + 11340353.

It is an arithmetic number, because the mean of its divisors is an integer number (22680702).

Almost surely, 2^68042103 is an apocalyptic number.

68042103 is a deficient number, since it is larger than the sum of its proper divisors (22680705).

68042103 is a wasteful number, since it uses less digits than its factorization.

68042103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22680704.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 68042103 is about 8248.7637255531. The cubic root of 68042103 is about 408.2497329708.

Adding to 68042103 its reverse (30124086), we get a palindrome (98166189).

The spelling of 68042103 in words is "sixty-eight million, forty-two thousand, one hundred three".