11633161 has 2 divisors, whose sum is σ = 11633162. Its totient is φ = 11633160.

The previous prime is 11633159. The next prime is 11633173. The reversal of 11633161 is 16133611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7946761 + 3686400 = 2819^2 + 1920^2 .

It is a cyclic number.

It is not a de Polignac number, because 11633161 - 2¹ = 11633159 is a prime.

Together with 11633159, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11633261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5816580 + 5816581.

It is an arithmetic number, because the mean of its divisors is an integer number (5816581).

Almost surely, 2^11633161 is an apocalyptic number.

It is an amenable number.

11633161 is a deficient number, since it is larger than the sum of its proper divisors (1).

11633161 is an equidigital number, since it uses as much as digits as its factorization.

11633161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 22.

The square root of 11633161 is about 3410.7420013833. The cubic root of 11633161 is about 226.5857426904.

Adding to 11633161 its reverse (16133611), we get a palindrome (27766772).

The spelling of 11633161 in words is "eleven million, six hundred thirty-three thousand, one hundred sixty-one".