11405125 has 16 divisors (see below), whose sum is σ = 14856192. Its totient is φ = 8725200.

The previous prime is 11405101. The next prime is 11405129. The reversal of 11405125 is 52150411.

It is not a de Polignac number, because 11405125 - 2²¹ = 9307973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11405129) 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 15 ways as a sum of consecutive naturals, for example, 892 + ... + 4858.

It is an arithmetic number, because the mean of its divisors is an integer number (928512).

Almost surely, 2^11405125 is an apocalyptic number.

It is an amenable number.

11405125 is a deficient number, since it is larger than the sum of its proper divisors (3451067).

11405125 is an equidigital number, since it uses as much as digits as its factorization.

11405125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4005 (or 3995 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 11405125 is about 3377.1474649473. The cubic root of 11405125 is about 225.0954327679.

Adding to 11405125 its reverse (52150411), we get a palindrome (63555536).

The spelling of 11405125 in words is "eleven million, four hundred five thousand, one hundred twenty-five".