1313003301013 has 4 divisors (see below), whose sum is σ = 1358279276940. Its totient is φ = 1267727325088.

The previous prime is 1313003300953. The next prime is 1313003301047. The reversal of 1313003301013 is 3101033003131.

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 1122800902129 + 190202398884 = 1059623^2 + 436122^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313003301013 is a prime.

It is a super-3 number, since 3×1313003301013³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313003301053) 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, 22637987920 + ... + 22637987977.

It is an arithmetic number, because the mean of its divisors is an integer number (339569819235).

Almost surely, 2^{1313003301013} is an apocalyptic number.

It is an amenable number.

1313003301013 is a deficient number, since it is larger than the sum of its proper divisors (45275975927).

1313003301013 is an equidigital number, since it uses as much as digits as its factorization.

1313003301013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45275975926.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 1313003301013 its reverse (3101033003131), we get a palindrome (4414036304144).

The spelling of 1313003301013 in words is "one trillion, three hundred thirteen billion, three million, three hundred one thousand, thirteen".