12626553 has 8 divisors (see below), whose sum is σ = 16858368. Its totient is φ = 8406224.

The previous prime is 12626543. The next prime is 12626557. The reversal of 12626553 is 35562621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12626553 - 2⁶ = 12626489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12626553.

It is not an unprimeable number, because it can be changed into a prime (12626557) 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 7 ways as a sum of consecutive naturals, for example, 151 + ... + 5027.

It is an arithmetic number, because the mean of its divisors is an integer number (2107296).

Almost surely, 2^12626553 is an apocalyptic number.

It is an amenable number.

12626553 is a deficient number, since it is larger than the sum of its proper divisors (4231815).

12626553 is an equidigital number, since it uses as much as digits as its factorization.

12626553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5743.

The product of its digits is 10800, while the sum is 30.

The square root of 12626553 is about 3553.3861315652. The cubic root of 12626553 is about 232.8600226367.

The spelling of 12626553 in words is "twelve million, six hundred twenty-six thousand, five hundred fifty-three".