13001000133013 has 4 divisors (see below), whose sum is σ = 13001014038348. Its totient is φ = 13000986227680.

The previous prime is 13001000132993. The next prime is 13001000133047. The reversal of 13001000133013 is 31033100010031.

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 8753538815044 + 4247461317969 = 2958638^2 + 2060937^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13001000133013 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 (13001000143013) 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, 5440606 + ... + 7456687.

It is an arithmetic number, because the mean of its divisors is an integer number (3250253509587).

Almost surely, 2^{13001000133013} is an apocalyptic number.

It is an amenable number.

13001000133013 is a deficient number, since it is larger than the sum of its proper divisors (13905335).

13001000133013 is a wasteful number, since it uses less digits than its factorization.

13001000133013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13905334.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 13001000133013 its reverse (31033100010031), we get a palindrome (44034100143044).

The spelling of 13001000133013 in words is "thirteen trillion, one billion, one hundred thirty-three thousand, thirteen".