13671214511 has 4 divisors (see below), whose sum is σ = 13672450800. Its totient is φ = 13669978224.

The previous prime is 13671214499. The next prime is 13671214517. The reversal of 13671214511 is 11541217631.

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 13671214511 - 2¹⁰ = 13671213487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13671214517) 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, 601406 + ... + 623723.

It is an arithmetic number, because the mean of its divisors is an integer number (3418112700).

Almost surely, 2^13671214511 is an apocalyptic number.

13671214511 is a deficient number, since it is larger than the sum of its proper divisors (1236289).

13671214511 is a wasteful number, since it uses less digits than its factorization.

13671214511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236288.

The product of its digits is 5040, while the sum is 32.

The spelling of 13671214511 in words is "thirteen billion, six hundred seventy-one million, two hundred fourteen thousand, five hundred eleven".