11544546 has 32 divisors (see below), whose sum is σ = 25159680. Its totient is φ = 3510144.

The previous prime is 11544541. The next prime is 11544557. The reversal of 11544546 is 64544511.

It is a super-2 number, since 2×11544546² = 266553084692232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11544541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6111 + ... + 7773.

It is an arithmetic number, because the mean of its divisors is an integer number (786240).

Almost surely, 2^11544546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11544546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12579840).

11544546 is an abundant number, since it is smaller than the sum of its proper divisors (13615134).

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

11544546 is a wasteful number, since it uses less digits than its factorization.

11544546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770.

The product of its digits is 9600, while the sum is 30.

The square root of 11544546 is about 3397.7265928853. The cubic root of 11544546 is about 226.0089405709.

It can be divided in two parts, 11544 and 546, that added together give a triangular number (12090 = T₁₅₅).

The spelling of 11544546 in words is "eleven million, five hundred forty-four thousand, five hundred forty-six".