13530354343 has 4 divisors (see below), whose sum is σ = 14760386568. Its totient is φ = 12300322120.

The previous prime is 13530354293. The next prime is 13530354373. The reversal of 13530354343 is 34345303531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13530354343 - 2⁹ = 13530353831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13530354299 and 13530354308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13530354373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615016096 + ... + 615016117.

It is an arithmetic number, because the mean of its divisors is an integer number (3690096642).

Almost surely, 2^13530354343 is an apocalyptic number.

13530354343 is a deficient number, since it is larger than the sum of its proper divisors (1230032225).

13530354343 is a wasteful number, since it uses less digits than its factorization.

13530354343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230032224.

The product of its (nonzero) digits is 97200, while the sum is 34.

Adding to 13530354343 its reverse (34345303531), we get a palindrome (47875657874).

The spelling of 13530354343 in words is "thirteen billion, five hundred thirty million, three hundred fifty-four thousand, three hundred forty-three".