12775533 has 8 divisors (see below), whose sum is σ = 17064288. Its totient is φ = 8501904.

The previous prime is 12775519. The next prime is 12775537. The reversal of 12775533 is 33557721.

12775533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12775533 - 2¹⁶ = 12709997 is a prime.

It is a super-3 number, since 3×12775533³ (a number of 22 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12775494 and 12775503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12775537) 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, 1635 + ... + 5312.

It is an arithmetic number, because the mean of its divisors is an integer number (2133036).

Almost surely, 2^12775533 is an apocalyptic number.

It is an amenable number.

12775533 is a deficient number, since it is larger than the sum of its proper divisors (4288755).

12775533 is an equidigital number, since it uses as much as digits as its factorization.

12775533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7563.

The product of its digits is 22050, while the sum is 33.

The square root of 12775533 is about 3574.2877612190. The cubic root of 12775533 is about 233.7722782774.

The spelling of 12775533 in words is "twelve million, seven hundred seventy-five thousand, five hundred thirty-three".