11725575 has 24 divisors (see below), whose sum is σ = 19641600. Its totient is φ = 6171360.

The previous prime is 11725573. The next prime is 11725613. The reversal of 11725575 is 57552711.

It is not a de Polignac number, because 11725575 - 2¹ = 11725573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11725573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4936 + ... + 6914.

It is an arithmetic number, because the mean of its divisors is an integer number (818400).

Almost surely, 2^11725575 is an apocalyptic number.

11725575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11725575 is a deficient number, since it is larger than the sum of its proper divisors (7916025).

11725575 is a wasteful number, since it uses less digits than its factorization.

11725575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2071 (or 2066 counting only the distinct ones).

The product of its digits is 12250, while the sum is 33.

The square root of 11725575 is about 3424.2626943621. The cubic root of 11725575 is about 227.1841610061.

The spelling of 11725575 in words is "eleven million, seven hundred twenty-five thousand, five hundred seventy-five".