13453531011 has 6 divisors (see below), whose sum is σ = 19432878140. Its totient is φ = 8969020668.

The previous prime is 13453530943. The next prime is 13453531051. The reversal of 13453531011 is 11013535431.

It is a happy number.

13453531011 is a `hidden beast` number, since 1 + 345 + 3 + 5 + 310 + 1 + 1 = 666.

It is not a de Polignac number, because 13453531011 - 2¹⁰ = 13453529987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13453531051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 747418381 + ... + 747418398.

Almost surely, 2^13453531011 is an apocalyptic number.

13453531011 is a deficient number, since it is larger than the sum of its proper divisors (5979347129).

13453531011 is a wasteful number, since it uses less digits than its factorization.

13453531011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494836785 (or 1494836782 counting only the distinct ones).

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

The spelling of 13453531011 in words is "thirteen billion, four hundred fifty-three million, five hundred thirty-one thousand, eleven".