13523041511 has 16 divisors (see below), whose sum is σ = 15775334400. Its totient is φ = 11587486680.

The previous prime is 13523041457. The next prime is 13523041523. The reversal of 13523041511 is 11514032531.

13523041511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-13523041511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13523041541) 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 in 15 ways as a sum of consecutive naturals, for example, 2147810 + ... + 2154096.

It is an arithmetic number, because the mean of its divisors is an integer number (985958400).

Almost surely, 2^13523041511 is an apocalyptic number.

13523041511 is a deficient number, since it is larger than the sum of its proper divisors (2252292889).

13523041511 is an frugal number, since it uses more digits than its factorization.

13523041511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12579 (or 12565 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The spelling of 13523041511 in words is "thirteen billion, five hundred twenty-three million, forty-one thousand, five hundred eleven".