11732161 has 4 divisors (see below), whose sum is σ = 13408192. Its totient is φ = 10056132.

The previous prime is 11732137. The next prime is 11732173. The reversal of 11732161 is 16123711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11732161 - 2⁷ = 11732033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11732761) 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, 838005 + ... + 838018.

It is an arithmetic number, because the mean of its divisors is an integer number (3352048).

Almost surely, 2^11732161 is an apocalyptic number.

It is an amenable number.

11732161 is a deficient number, since it is larger than the sum of its proper divisors (1676031).

11732161 is an equidigital number, since it uses as much as digits as its factorization.

11732161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676030.

The product of its digits is 252, while the sum is 22.

The square root of 11732161 is about 3425.2242262369. The cubic root of 11732161 is about 227.2266878427.

Adding to 11732161 its reverse (16123711), we get a palindrome (27855872).

The spelling of 11732161 in words is "eleven million, seven hundred thirty-two thousand, one hundred sixty-one".