12621152 has 12 divisors (see below), whose sum is σ = 24847956. Its totient is φ = 6310560.

The previous prime is 12621151. The next prime is 12621163. The reversal of 12621152 is 25112621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12621151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197174 + ... + 197237.

It is an arithmetic number, because the mean of its divisors is an integer number (2070663).

Almost surely, 2^12621152 is an apocalyptic number.

It is an amenable number.

12621152 is a deficient number, since it is larger than the sum of its proper divisors (12226804).

12621152 is an equidigital number, since it uses as much as digits as its factorization.

12621152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394421 (or 394413 counting only the distinct ones).

The product of its digits is 240, while the sum is 20.

The square root of 12621152 is about 3552.6260709509. The cubic root of 12621152 is about 232.8268159928.

Adding to 12621152 its reverse (25112621), we get a palindrome (37733773).

The spelling of 12621152 in words is "twelve million, six hundred twenty-one thousand, one hundred fifty-two".