13146636043 has 4 divisors (see below), whose sum is σ = 13158556128. Its totient is φ = 13134715960.

The previous prime is 13146636031. The next prime is 13146636071. The reversal of 13146636043 is 34063664131.

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 13146636043 - 2⁵ = 13146636011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13146635993 and 13146636011.

It is not an unprimeable number, because it can be changed into a prime (13146636073) 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, 5958388 + ... + 5960593.

It is an arithmetic number, because the mean of its divisors is an integer number (3289639032).

Almost surely, 2^13146636043 is an apocalyptic number.

13146636043 is a deficient number, since it is larger than the sum of its proper divisors (11920085).

13146636043 is a wasteful number, since it uses less digits than its factorization.

13146636043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11920084.

The product of its (nonzero) digits is 93312, while the sum is 37.

The spelling of 13146636043 in words is "thirteen billion, one hundred forty-six million, six hundred thirty-six thousand, forty-three".