12755532 has 18 divisors (see below), whose sum is σ = 29791804. Its totient is φ = 4247720.

The previous prime is 12755521. The next prime is 12755537. The reversal of 12755532 is 23555721.

It is a self number, because there is not a number n which added to its sum of digits gives 12755532.

It is not an unprimeable number, because it can be changed into a prime (12755537) 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, 11857 + ... + 12887.

Almost surely, 2^12755532 is an apocalyptic number.

12755532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12755532 is an abundant number, since it is smaller than the sum of its proper divisors (17036272).

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

12755532 is an equidigital number, since it uses as much as digits as its factorization.

12755532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069 (or 1036 counting only the distinct ones).

The product of its digits is 10500, while the sum is 30.

The square root of 12755532 is about 3571.4887652070. The cubic root of 12755532 is about 233.6502188821.

The spelling of 12755532 in words is "twelve million, seven hundred fifty-five thousand, five hundred thirty-two".