13043512235354 has 8 divisors (see below), whose sum is σ = 20595019319040. Its totient is φ = 6178505795676.

The previous prime is 13043512235269. The next prime is 13043512235359. The reversal of 13043512235354 is 45353221534031.

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

It is a super-2 number, since 2×13043512235354² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13043512235359) 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, 171625160954 + ... + 171625161029.

It is an arithmetic number, because the mean of its divisors is an integer number (2574377414880).

Almost surely, 2^{13043512235354} is an apocalyptic number.

13043512235354 is a deficient number, since it is larger than the sum of its proper divisors (7551507083686).

13043512235354 is a wasteful number, since it uses less digits than its factorization.

13043512235354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343250322004.

The product of its (nonzero) digits is 648000, while the sum is 41.

Adding to 13043512235354 its reverse (45353221534031), we get a palindrome (58396733769385).

The spelling of 13043512235354 in words is "thirteen trillion, forty-three billion, five hundred twelve million, two hundred thirty-five thousand, three hundred fifty-four".