13543540413 has 8 divisors (see below), whose sum is σ = 19447135008. Its totient is φ = 8334486384.

The previous prime is 13543540391. The next prime is 13543540429. The reversal of 13543540413 is 31404534531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13543540413 - 2¹⁶ = 13543474877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13543540463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173635095 + ... + 173635172.

It is an arithmetic number, because the mean of its divisors is an integer number (2430891876).

Almost surely, 2^13543540413 is an apocalyptic number.

13543540413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13543540413 is a deficient number, since it is larger than the sum of its proper divisors (5903594595).

13543540413 is a wasteful number, since it uses less digits than its factorization.

13543540413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347270283.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 13543540413 in words is "thirteen billion, five hundred forty-three million, five hundred forty thousand, four hundred thirteen".