1313605120103 has 8 divisors (see below), whose sum is σ = 1356200411136. Its totient is φ = 1271023637400.

The previous prime is 1313605120097. The next prime is 1313605120147. The reversal of 1313605120103 is 3010215063131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1313605120103 - 2²² = 1313600925799 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 (1313605120183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3258563 + ... + 3639428.

It is an arithmetic number, because the mean of its divisors is an integer number (169525051392).

Almost surely, 2^{1313605120103} is an apocalyptic number.

1313605120103 is a deficient number, since it is larger than the sum of its proper divisors (42595291033).

1313605120103 is an equidigital number, since it uses as much as digits as its factorization.

1313605120103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6904165.

The product of its (nonzero) digits is 1620, while the sum is 26.

The spelling of 1313605120103 in words is "one trillion, three hundred thirteen billion, six hundred five million, one hundred twenty thousand, one hundred three".