12183048 has 56 divisors (see below), whose sum is σ = 34265550. Its totient is φ = 4059072.

The previous prime is 12183023. The next prime is 12183049. The reversal of 12183048 is 84038121.

It can be written as a sum of positive squares in only one way, i.e., 8191044 + 3992004 = 2862^2 + 1998^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (12183049) 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 13 ways as a sum of consecutive naturals, for example, 4788 + ... + 6876.

Almost surely, 2^12183048 is an apocalyptic number.

12183048 is a gapful number since it is divisible by the number (18) 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 12183048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17132775).

12183048 is an abundant number, since it is smaller than the sum of its proper divisors (22082502).

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

12183048 is an equidigital number, since it uses as much as digits as its factorization.

12183048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113 (or 2094 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 12183048 is about 3490.4223240175. The cubic root of 12183048 is about 230.1010771866.

The spelling of 12183048 in words is "twelve million, one hundred eighty-three thousand, forty-eight".