11661024 has 24 divisors (see below), whose sum is σ = 30610440. Its totient is φ = 3886976.

The previous prime is 11661019. The next prime is 11661037. The reversal of 11661024 is 42016611.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60639 + ... + 60830.

It is an arithmetic number, because the mean of its divisors is an integer number (1275435).

Almost surely, 2^11661024 is an apocalyptic number.

It is an amenable number.

11661024 is an abundant number, since it is smaller than the sum of its proper divisors (18949416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11661024 is a wasteful number, since it uses less digits than its factorization.

11661024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121482 (or 121474 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 11661024 is about 3414.8241535985. The cubic root of 11661024 is about 226.7664996602.

Adding to 11661024 its reverse (42016611), we get a palindrome (53677635).

The spelling of 11661024 in words is "eleven million, six hundred sixty-one thousand, twenty-four".