11275917 has 4 divisors (see below), whose sum is σ = 15034560. Its totient is φ = 7517276.

The previous prime is 11275889. The next prime is 11275951. The reversal of 11275917 is 71957211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71957211 = 3 ⋅23985737.

It is a cyclic number.

It is not a de Polignac number, because 11275917 - 2⁶ = 11275853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11275997) 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 3 ways as a sum of consecutive naturals, for example, 1879317 + ... + 1879322.

It is an arithmetic number, because the mean of its divisors is an integer number (3758640).

Almost surely, 2^11275917 is an apocalyptic number.

It is an amenable number.

11275917 is a deficient number, since it is larger than the sum of its proper divisors (3758643).

11275917 is an equidigital number, since it uses as much as digits as its factorization.

11275917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3758642.

The product of its digits is 4410, while the sum is 33.

The square root of 11275917 is about 3357.9632219546. The cubic root of 11275917 is about 224.2421713902.

The spelling of 11275917 in words is "eleven million, two hundred seventy-five thousand, nine hundred seventeen".