103306243 has 4 divisors (see below), whose sum is σ = 103552048. Its totient is φ = 103060440.

The previous prime is 103306241. The next prime is 103306277. The reversal of 103306243 is 342603301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342603301 = 13063 ⋅26227.

It is a cyclic number.

It is not a de Polignac number, because 103306243 - 2¹ = 103306241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103306241) 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, 122271 + ... + 123112.

It is an arithmetic number, because the mean of its divisors is an integer number (25888012).

Almost surely, 2^103306243 is an apocalyptic number.

103306243 is a deficient number, since it is larger than the sum of its proper divisors (245805).

103306243 is an equidigital number, since it uses as much as digits as its factorization.

103306243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245804.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 103306243 is about 10163.9678767694. The cubic root of 103306243 is about 469.2189275266.

Adding to 103306243 its reverse (342603301), we get a palindrome (445909544).

The spelling of 103306243 in words is "one hundred three million, three hundred six thousand, two hundred forty-three".