13511673401 has 2 divisors, whose sum is σ = 13511673402. Its totient is φ = 13511673400.

The previous prime is 13511673391. The next prime is 13511673419. The reversal of 13511673401 is 10437611531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10670890000 + 2840783401 = 103300^2 + 53299^2 .

It is a cyclic number.

It is not a de Polignac number, because 13511673401 - 2³⁰ = 12437931577 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (13511673481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6755836700 + 6755836701.

It is an arithmetic number, because the mean of its divisors is an integer number (6755836701).

Almost surely, 2^13511673401 is an apocalyptic number.

It is an amenable number.

13511673401 is a deficient number, since it is larger than the sum of its proper divisors (1).

13511673401 is an equidigital number, since it uses as much as digits as its factorization.

13511673401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The spelling of 13511673401 in words is "thirteen billion, five hundred eleven million, six hundred seventy-three thousand, four hundred one".