12952775 has 48 divisors (see below), whose sum is σ = 19224960. Its totient is φ = 8553600.

The previous prime is 12952757. The next prime is 12952781. The reversal of 12952775 is 57725921.

12952775 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12952775 - 2¹⁰ = 12951751 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 193292 + ... + 193358.

It is an arithmetic number, because the mean of its divisors is an integer number (400520).

Almost surely, 2^12952775 is an apocalyptic number.

12952775 is a deficient number, since it is larger than the sum of its proper divisors (6272185).

12952775 is a wasteful number, since it uses less digits than its factorization.

12952775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144 (or 139 counting only the distinct ones).

The product of its digits is 44100, while the sum is 38.

The square root of 12952775 is about 3598.9963878837. The cubic root of 12952775 is about 234.8484007904.

The spelling of 12952775 in words is "twelve million, nine hundred fifty-two thousand, seven hundred seventy-five".