13243554351 has 10 divisors (see below), whose sum is σ = 19783581312. Its totient is φ = 8829036180.

The previous prime is 13243554347. The next prime is 13243554367. The reversal of 13243554351 is 15345534231.

13243554351 is a `hidden beast` number, since 1 + 32 + 4 + 35 + 543 + 51 = 666.

It is not a de Polignac number, because 13243554351 - 2² = 13243554347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13243514351) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 81750255 + ... + 81750416.

Almost surely, 2^13243554351 is an apocalyptic number.

13243554351 is a deficient number, since it is larger than the sum of its proper divisors (6540026961).

13243554351 is an equidigital number, since it uses as much as digits as its factorization.

13243554351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163500683 (or 163500674 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The spelling of 13243554351 in words is "thirteen billion, two hundred forty-three million, five hundred fifty-four thousand, three hundred fifty-one".