13235435125011 has 24 divisors (see below), whose sum is σ = 20983787113536. Its totient is φ = 7972264315440.

The previous prime is 13235435125009. The next prime is 13235435125019. The reversal of 13235435125011 is 11052153453231.

It is a happy number.

13235435125011 is a `hidden beast` number, since 1 + 3 + 2 + 3 + 54 + 351 + 250 + 1 + 1 = 666.

It is not a de Polignac number, because 13235435125011 - 2¹ = 13235435125009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13235435125019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 410079765 + ... + 410112038.

It is an arithmetic number, because the mean of its divisors is an integer number (874324463064).

Almost surely, 2^{13235435125011} is an apocalyptic number.

13235435125011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13235435125011 is a deficient number, since it is larger than the sum of its proper divisors (7748351988525).

13235435125011 is a wasteful number, since it uses less digits than its factorization.

13235435125011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820191983 (or 820191980 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 13235435125011 its reverse (11052153453231), we get a palindrome (24287588578242).

The spelling of 13235435125011 in words is "thirteen trillion, two hundred thirty-five billion, four hundred thirty-five million, one hundred twenty-five thousand, eleven".