13113553501 has 2 divisors, whose sum is σ = 13113553502. Its totient is φ = 13113553500.

The previous prime is 13113553499. The next prime is 13113553559. The reversal of 13113553501 is 10535531131.

13113553501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12757476601 + 356076900 = 112949^2 + 18870^2 .

It is a cyclic number.

It is not a de Polignac number, because 13113553501 - 2¹ = 13113553499 is a prime.

Together with 13113553499, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13113553501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13113550501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556776750 + 6556776751.

It is an arithmetic number, because the mean of its divisors is an integer number (6556776751).

Almost surely, 2^13113553501 is an apocalyptic number.

It is an amenable number.

13113553501 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113553501 is an equidigital number, since it uses as much as digits as its factorization.

13113553501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3375, while the sum is 28.

The spelling of 13113553501 in words is "thirteen billion, one hundred thirteen million, five hundred fifty-three thousand, five hundred one".