11125575 has 36 divisors (see below), whose sum is σ = 20108088. Its totient is φ = 5880000.

The previous prime is 11125553. The next prime is 11125613. The reversal of 11125575 is 57552111.

11125575 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11125575 - 2⁷ = 11125447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 44200 + ... + 44450.

It is an arithmetic number, because the mean of its divisors is an integer number (558558).

Almost surely, 2^11125575 is an apocalyptic number.

11125575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11125575 is a deficient number, since it is larger than the sum of its proper divisors (8982513).

11125575 is a wasteful number, since it uses less digits than its factorization.

11125575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464 (or 456 counting only the distinct ones).

The product of its digits is 1750, while the sum is 27.

The square root of 11125575 is about 3335.5022110621. The cubic root of 11125575 is about 223.2411007481.

Adding to 11125575 its reverse (57552111), we get a palindrome (68677686).

The spelling of 11125575 in words is "eleven million, one hundred twenty-five thousand, five hundred seventy-five".