13135045452243 has 128 divisors (see below), whose sum is σ = 22251026488320. Its totient is φ = 6771064596480.

The previous prime is 13135045452173. The next prime is 13135045452247. The reversal of 13135045452243 is 34225454053131.

It is not a de Polignac number, because 13135045452243 - 2²⁵ = 13135011897811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13135045452195 and 13135045452204.

It is not an unprimeable number, because it can be changed into a prime (13135045452247) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1210263205 + ... + 1210274057.

It is an arithmetic number, because the mean of its divisors is an integer number (173836144440).

Almost surely, 2^{13135045452243} is an apocalyptic number.

13135045452243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13135045452243 is a deficient number, since it is larger than the sum of its proper divisors (9115981036077).

13135045452243 is a wasteful number, since it uses less digits than its factorization.

13135045452243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14949.

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 13135045452243 in words is "thirteen trillion, one hundred thirty-five billion, forty-five million, four hundred fifty-two thousand, two hundred forty-three".