13531143051 has 12 divisors (see below), whose sum is σ = 19546038928. Its totient is φ = 9020275344.

The previous prime is 13531143023. The next prime is 13531143083. The reversal of 13531143051 is 15034113531.

It is a happy number.

13531143051 is a `hidden beast` number, since 1 + 353 + 1 + 1 + 4 + 305 + 1 = 666.

13531143051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13531143051 - 2⁶ = 13531142987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13531143001) 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 11 ways as a sum of consecutive naturals, for example, 231741 + ... + 284193.

Almost surely, 2^13531143051 is an apocalyptic number.

13531143051 is a deficient number, since it is larger than the sum of its proper divisors (6014895877).

13531143051 is a wasteful number, since it uses less digits than its factorization.

13531143051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81122 (or 81119 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

Adding to 13531143051 its reverse (15034113531), we get a palindrome (28565256582).

The spelling of 13531143051 in words is "thirteen billion, five hundred thirty-one million, one hundred forty-three thousand, fifty-one".