13000005001 has 2 divisors, whose sum is σ = 13000005002. Its totient is φ = 13000005000.

The previous prime is 13000004999. The next prime is 13000005059. The reversal of 13000005001 is 10050000031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11037603600 + 1962401401 = 105060^2 + 44299^2 .

It is a cyclic number.

It is not a de Polignac number, because 13000005001 - 2¹ = 13000004999 is a prime.

Together with 13000004999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13000005901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6500002500 + 6500002501.

It is an arithmetic number, because the mean of its divisors is an integer number (6500002501).

Almost surely, 2^13000005001 is an apocalyptic number.

It is an amenable number.

13000005001 is a deficient number, since it is larger than the sum of its proper divisors (1).

13000005001 is an equidigital number, since it uses as much as digits as its factorization.

13000005001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15, while the sum is 10.

Adding to 13000005001 its reverse (10050000031), we get a palindrome (23050005032).

The spelling of 13000005001 in words is "thirteen billion, five thousand, one".