13140232152543 has 20 divisors (see below), whose sum is σ = 19629414834480. Its totient is φ = 8760074817312.

The previous prime is 13140232152539. The next prime is 13140232152587. The reversal of 13140232152543 is 34525123204131.

13140232152543 is a `hidden beast` number, since 1 + 3 + 1 + 40 + 2 + 3 + 21 + 52 + 543 = 666.

It is not a de Polignac number, because 13140232152543 - 2² = 13140232152539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13140232152498 and 13140232152507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13140232152643) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8971171 + ... + 10332587.

It is an arithmetic number, because the mean of its divisors is an integer number (981470741724).

Almost surely, 2^{13140232152543} is an apocalyptic number.

13140232152543 is a deficient number, since it is larger than the sum of its proper divisors (6489182681937).

13140232152543 is a wasteful number, since it uses less digits than its factorization.

13140232152543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480588 (or 1480579 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 13140232152543 its reverse (34525123204131), we get a palindrome (47665355356674).

The spelling of 13140232152543 in words is "thirteen trillion, one hundred forty billion, two hundred thirty-two million, one hundred fifty-two thousand, five hundred forty-three".