103663243113413 has 4 divisors (see below), whose sum is σ = 103921754942028. Its totient is φ = 103404731284800.

The previous prime is 103663243113379. The next prime is 103663243113421. The reversal of 103663243113413 is 314311342366301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 84188735895364 + 19474507218049 = 9175442^2 + 4412993^2 .

It is a cyclic number.

It is not a de Polignac number, because 103663243113413 - 2¹² = 103663243109317 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 (103663243115413) 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, 129255913706 + ... + 129255914507.

It is an arithmetic number, because the mean of its divisors is an integer number (25980438735507).

Almost surely, 2^{103663243113413} is an apocalyptic number.

It is an amenable number.

103663243113413 is a deficient number, since it is larger than the sum of its proper divisors (258511828615).

103663243113413 is an equidigital number, since it uses as much as digits as its factorization.

103663243113413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258511828614.

The product of its (nonzero) digits is 279936, while the sum is 41.

Adding to 103663243113413 its reverse (314311342366301), we get a palindrome (417974585479714).

The spelling of 103663243113413 in words is "one hundred three trillion, six hundred sixty-three billion, two hundred forty-three million, one hundred thirteen thousand, four hundred thirteen".