11573125 has 10 divisors (see below), whose sum is σ = 14462558. Its totient is φ = 9258000.

The previous prime is 11573123. The next prime is 11573143. The reversal of 11573125 is 52137511.

It can be written as a sum of positive squares in 5 ways, for example, as 5841889 + 5731236 = 2417^2 + 2394^2 .

It is not a de Polignac number, because 11573125 - 2¹ = 11573123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11573125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11573123) 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 9 ways as a sum of consecutive naturals, for example, 8634 + ... + 9883.

Almost surely, 2^11573125 is an apocalyptic number.

It is an amenable number.

11573125 is a deficient number, since it is larger than the sum of its proper divisors (2889433).

11573125 is an frugal number, since it uses more digits than its factorization.

11573125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18537 (or 18522 counting only the distinct ones).

The product of its digits is 1050, while the sum is 25.

The square root of 11573125 is about 3401.9295995067. The cubic root of 11573125 is about 226.1952850404.

The spelling of 11573125 in words is "eleven million, five hundred seventy-three thousand, one hundred twenty-five".