11997327 has 4 divisors (see below), whose sum is σ = 15996440. Its totient is φ = 7998216.

The previous prime is 11997319. The next prime is 11997343. The reversal of 11997327 is 72379911.

11997327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11997327 - 2³ = 11997319 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 (11997347) 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, 1999552 + ... + 1999557.

It is an arithmetic number, because the mean of its divisors is an integer number (3999110).

Almost surely, 2^11997327 is an apocalyptic number.

11997327 is a deficient number, since it is larger than the sum of its proper divisors (3999113).

11997327 is an equidigital number, since it uses as much as digits as its factorization.

11997327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3999112.

The product of its digits is 23814, while the sum is 39.

The square root of 11997327 is about 3463.7157793329. The cubic root of 11997327 is about 228.9258482418.

The spelling of 11997327 in words is "eleven million, nine hundred ninety-seven thousand, three hundred twenty-seven".