12553433 has 8 divisors (see below), whose sum is σ = 13670400. Its totient is φ = 11482128.

The previous prime is 12553417. The next prime is 12553451. The reversal of 12553433 is 33435521.

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 12553433 - 2⁴ = 12553417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12553403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10841 + ... + 11942.

It is an arithmetic number, because the mean of its divisors is an integer number (1708800).

Almost surely, 2^12553433 is an apocalyptic number.

It is an amenable number.

12553433 is a deficient number, since it is larger than the sum of its proper divisors (1116967).

12553433 is a wasteful number, since it uses less digits than its factorization.

12553433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22831.

The product of its digits is 5400, while the sum is 26.

The square root of 12553433 is about 3543.0824150731. The cubic root of 12553433 is about 232.4096569643.

Adding to 12553433 its reverse (33435521), we get a palindrome (45988954).

The spelling of 12553433 in words is "twelve million, five hundred fifty-three thousand, four hundred thirty-three".