103136603 has 4 divisors (see below), whose sum is σ = 109203480. Its totient is φ = 97069728.

The previous prime is 103136591. The next prime is 103136609. The reversal of 103136603 is 306631301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 306631301 = 11471 ⋅26731.

It is not a de Polignac number, because 103136603 - 2¹⁴ = 103120219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103136609) 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, 3033413 + ... + 3033446.

It is an arithmetic number, because the mean of its divisors is an integer number (27300870).

Almost surely, 2^103136603 is an apocalyptic number.

103136603 is a deficient number, since it is larger than the sum of its proper divisors (6066877).

103136603 is an equidigital number, since it uses as much as digits as its factorization.

103136603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6066876.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 103136603 is about 10155.6192819542. The cubic root of 103136603 is about 468.9619507747.

Adding to 103136603 its reverse (306631301), we get a palindrome (409767904).

The spelling of 103136603 in words is "one hundred three million, one hundred thirty-six thousand, six hundred three".