13103404413313 has 4 divisors (see below), whose sum is σ = 13422999642948. Its totient is φ = 12783809183680.

The previous prime is 13103404413277. The next prime is 13103404413329. The reversal of 13103404413313 is 31331440430131.

It is a happy number.

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 978572035984 + 12124832377329 = 989228^2 + 3482073^2 .

It is a cyclic number.

It is not a de Polignac number, because 13103404413313 - 2²¹ = 13103402316161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13103404413343) 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, 159797614756 + ... + 159797614837.

It is an arithmetic number, because the mean of its divisors is an integer number (3355749910737).

Almost surely, 2^{13103404413313} is an apocalyptic number.

It is an amenable number.

13103404413313 is a deficient number, since it is larger than the sum of its proper divisors (319595229635).

13103404413313 is an equidigital number, since it uses as much as digits as its factorization.

13103404413313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319595229634.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 13103404413313 its reverse (31331440430131), we get a palindrome (44434844843444).

The spelling of 13103404413313 in words is "thirteen trillion, one hundred three billion, four hundred four million, four hundred thirteen thousand, three hundred thirteen".