103538 has 4 divisors (see below), whose sum is σ = 155310. Its totient is φ = 51768.

The previous prime is 103529. The next prime is 103549. The reversal of 103538 is 835301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 835301 = 587 ⋅1423.

It can be written as a sum of positive squares in only one way, i.e., 85849 + 17689 = 293^2 + 133^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25883 + ... + 25886.

2¹⁰³⁵³⁸ is an apocalyptic number.

103538 is a deficient number, since it is larger than the sum of its proper divisors (51772).

103538 is an equidigital number, since it uses as much as digits as its factorization.

103538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51771.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 103538 is about 321.7732120609. The cubic root of 103538 is about 46.9569547037.

Adding to 103538 its reverse (835301), we get a palindrome (938839).

The spelling of 103538 in words is "one hundred three thousand, five hundred thirty-eight".