103940163 has 12 divisors (see below), whose sum is σ = 151823880. Its totient is φ = 68514336.

The previous prime is 103940149. The next prime is 103940173. The reversal of 103940163 is 361049301.

It is not a de Polignac number, because 103940163 - 2¹² = 103936067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103940143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64081 + ... + 65682.

It is an arithmetic number, because the mean of its divisors is an integer number (12651990).

Almost surely, 2^103940163 is an apocalyptic number.

103940163 is a deficient number, since it is larger than the sum of its proper divisors (47883717).

103940163 is a wasteful number, since it uses less digits than its factorization.

103940163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129858 (or 129855 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 103940163 is about 10195.1048547820. The cubic root of 103940163 is about 470.1767299763.

Adding to 103940163 its reverse (361049301), we get a palindrome (464989464).

The spelling of 103940163 in words is "one hundred three million, nine hundred forty thousand, one hundred sixty-three".