12916775 has 12 divisors (see below), whose sum is σ = 16359072. Its totient is φ = 10112640.

The previous prime is 12916747. The next prime is 12916807. The reversal of 12916775 is 57761921.

It is not a de Polignac number, because 12916775 - 2¹⁰ = 12915751 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4322 + ... + 6671.

It is an arithmetic number, because the mean of its divisors is an integer number (1363256).

Almost surely, 2^12916775 is an apocalyptic number.

12916775 is a deficient number, since it is larger than the sum of its proper divisors (3442297).

12916775 is a wasteful number, since it uses less digits than its factorization.

12916775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11050 (or 11045 counting only the distinct ones).

The product of its digits is 26460, while the sum is 38.

The square root of 12916775 is about 3593.9915136238. The cubic root of 12916775 is about 234.6306253924.

The spelling of 12916775 in words is "twelve million, nine hundred sixteen thousand, seven hundred seventy-five".