11396571 has 4 divisors (see below), whose sum is σ = 15195432. Its totient is φ = 7597712.

The previous prime is 11396557. The next prime is 11396587. The reversal of 11396571 is 17569311.

It is a happy number.

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 11396571 - 2¹⁰ = 11395547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11396551) 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, 1899426 + ... + 1899431.

It is an arithmetic number, because the mean of its divisors is an integer number (3798858).

Almost surely, 2^11396571 is an apocalyptic number.

11396571 is a deficient number, since it is larger than the sum of its proper divisors (3798861).

11396571 is an equidigital number, since it uses as much as digits as its factorization.

11396571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798860.

The product of its digits is 5670, while the sum is 33.

The square root of 11396571 is about 3375.8807739611. The cubic root of 11396571 is about 225.0391438069.

The spelling of 11396571 in words is "eleven million, three hundred ninety-six thousand, five hundred seventy-one".