11275625 has 10 divisors (see below), whose sum is σ = 14090802. Its totient is φ = 9020000.

The previous prime is 11275619. The next prime is 11275637. The reversal of 11275625 is 52657211.

It can be written as a sum of positive squares in 5 ways, for example, as 7661824 + 3613801 = 2768^2 + 1901^2 .

It is not a de Polignac number, because 11275625 - 2⁴ = 11275609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 8396 + ... + 9645.

Almost surely, 2^11275625 is an apocalyptic number.

It is an amenable number.

11275625 is a deficient number, since it is larger than the sum of its proper divisors (2815177).

11275625 is an frugal number, since it uses more digits than its factorization.

11275625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18061 (or 18046 counting only the distinct ones).

The product of its digits is 4200, while the sum is 29.

The square root of 11275625 is about 3357.9197429361. The cubic root of 11275625 is about 224.2402357227.

The spelling of 11275625 in words is "eleven million, two hundred seventy-five thousand, six hundred twenty-five".