13245103 has 4 divisors (see below), whose sum is σ = 13308088. Its totient is φ = 13182120.

The previous prime is 13245077. The next prime is 13245107. The reversal of 13245103 is 30154231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30154231 = 457 ⋅65983.

It is a cyclic number.

It is not a de Polignac number, because 13245103 - 2⁹ = 13244591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13245107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31176 + ... + 31597.

It is an arithmetic number, because the mean of its divisors is an integer number (3327022).

Almost surely, 2^13245103 is an apocalyptic number.

13245103 is a deficient number, since it is larger than the sum of its proper divisors (62985).

13245103 is an equidigital number, since it uses as much as digits as its factorization.

13245103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62984.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13245103 is about 3639.3822277964. The cubic root of 13245103 is about 236.6020191960.

Adding to 13245103 its reverse (30154231), we get a palindrome (43399334).

The spelling of 13245103 in words is "thirteen million, two hundred forty-five thousand, one hundred three".