3660103 has 4 divisors (see below), whose sum is σ = 3852760. Its totient is φ = 3467448.

The previous prime is 3660073. The next prime is 3660109. The reversal of 3660103 is 3010663.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3010663 = 229 ⋅13147.

It is a cyclic number.

It is not a de Polignac number, because 3660103 - 2⁵ = 3660071 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 192637 = 3660103 / (3 + 6 + 6 + 0 + 1 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3660109) 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, 96300 + ... + 96337.

It is an arithmetic number, because the mean of its divisors is an integer number (963190).

Almost surely, 2^3660103 is an apocalyptic number.

3660103 is a deficient number, since it is larger than the sum of its proper divisors (192657).

3660103 is a wasteful number, since it uses less digits than its factorization.

3660103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192656.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3660103 is about 1913.1395662627. The cubic root of 3660103 is about 154.1101000491.

Adding to 3660103 its reverse (3010663), we get a palindrome (6670766).

The spelling of 3660103 in words is "three million, six hundred sixty thousand, one hundred three".