11501125 has 8 divisors (see below), whose sum is σ = 14353560. Its totient is φ = 9200800.

The previous prime is 11501111. The next prime is 11501143. The reversal of 11501125 is 52110511.

It can be written as a sum of positive squares in 4 ways, for example, as 736164 + 10764961 = 858^2 + 3281^2 .

It is not a de Polignac number, because 11501125 - 2⁷ = 11500997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11501099 and 11501108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45880 + ... + 46129.

It is an arithmetic number, because the mean of its divisors is an integer number (1794195).

Almost surely, 2^11501125 is an apocalyptic number.

It is an amenable number.

11501125 is a deficient number, since it is larger than the sum of its proper divisors (2852435).

11501125 is an frugal number, since it uses more digits than its factorization.

11501125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92024 (or 92014 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 16.

The square root of 11501125 is about 3391.3308597068. The cubic root of 11501125 is about 225.7252318991.

Adding to 11501125 its reverse (52110511), we get a palindrome (63611636).

The spelling of 11501125 in words is "eleven million, five hundred one thousand, one hundred twenty-five".