12150544 has 40 divisors (see below), whose sum is σ = 27115328. Its totient is φ = 5166720.

The previous prime is 12150539. The next prime is 12150559. The reversal of 12150544 is 44505121.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 17239 + ... + 17929.

Almost surely, 2^12150544 is an apocalyptic number.

12150544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12150544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13557664).

12150544 is an abundant number, since it is smaller than the sum of its proper divisors (14964784).

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

12150544 is a wasteful number, since it uses less digits than its factorization.

12150544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863 (or 857 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 12150544 is about 3485.7630441555. The cubic root of 12150544 is about 229.8962607149.

Adding to 12150544 its reverse (44505121), we get a palindrome (56655665).

The spelling of 12150544 in words is "twelve million, one hundred fifty thousand, five hundred forty-four".