11561464 has 32 divisors (see below), whose sum is σ = 22503600. Its totient is φ = 5564160.

The previous prime is 11561461. The next prime is 11561471. The reversal of 11561464 is 46416511.

11561464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11561461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41004 + ... + 41284.

Almost surely, 2^11561464 is an apocalyptic number.

It is an amenable number.

11561464 is a deficient number, since it is larger than the sum of its proper divisors (10942136).

11561464 is a wasteful number, since it uses less digits than its factorization.

11561464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463 (or 459 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 11561464 is about 3400.2152873017. The cubic root of 11561464 is about 226.1192885799.

Adding to 11561464 its reverse (46416511), we get a palindrome (57977975).

The spelling of 11561464 in words is "eleven million, five hundred sixty-one thousand, four hundred sixty-four".