11634870571 has 8 divisors (see below), whose sum is σ = 12545946000. Its totient is φ = 10753666560.

The previous prime is 11634870523. The next prime is 11634870581. The reversal of 11634870571 is 17507843611.

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

It is a cyclic number.

It is not a de Polignac number, because 11634870571 - 2¹⁷ = 11634739499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11634870581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7467046 + ... + 7468603.

It is an arithmetic number, because the mean of its divisors is an integer number (1568243250).

Almost surely, 2^11634870571 is an apocalyptic number.

11634870571 is a deficient number, since it is larger than the sum of its proper divisors (911075429).

11634870571 is a wasteful number, since it uses less digits than its factorization.

11634870571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14935709.

The product of its (nonzero) digits is 141120, while the sum is 43.

The spelling of 11634870571 in words is "eleven billion, six hundred thirty-four million, eight hundred seventy thousand, five hundred seventy-one".