12127552 has 14 divisors (see below), whose sum is σ = 24065738. Its totient is φ = 6063744.

The previous prime is 12127519. The next prime is 12127553. The reversal of 12127552 is 25572121.

It can be written as a sum of positive squares in only one way, i.e., 10342656 + 1784896 = 3216^2 + 1336^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12127553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94683 + ... + 94810.

Almost surely, 2^12127552 is an apocalyptic number.

It is an amenable number.

12127552 is a deficient number, since it is larger than the sum of its proper divisors (11938186).

12127552 is an equidigital number, since it uses as much as digits as its factorization.

12127552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189505 (or 189495 counting only the distinct ones).

The product of its digits is 1400, while the sum is 25.

The square root of 12127552 is about 3482.4634958604. The cubic root of 12127552 is about 229.7511612483.

Adding to 12127552 its reverse (25572121), we get a palindrome (37699673).

The spelling of 12127552 in words is "twelve million, one hundred twenty-seven thousand, five hundred fifty-two".