12148452 has 18 divisors (see below), whose sum is σ = 30708678. Its totient is φ = 4049472.

The previous prime is 12148397. The next prime is 12148453. The reversal of 12148452 is 25484121.

It can be written as a sum of positive squares in only one way, i.e., 10929636 + 1218816 = 3306^2 + 1104^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (12148453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 168693 + ... + 168764.

Almost surely, 2^12148452 is an apocalyptic number.

12148452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12148452 is an abundant number, since it is smaller than the sum of its proper divisors (18560226).

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

12148452 is a wasteful number, since it uses less digits than its factorization.

12148452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337467 (or 337462 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

The square root of 12148452 is about 3485.4629534683. The cubic root of 12148452 is about 229.8830659536.

The spelling of 12148452 in words is "twelve million, one hundred forty-eight thousand, four hundred fifty-two".