11525045 has 12 divisors (see below), whose sum is σ = 16088364. Its totient is φ = 7902720.

The previous prime is 11525029. The next prime is 11525051. The reversal of 11525045 is 54052511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2798929 + 8726116 = 1673^2 + 2954^2 .

It is not a de Polignac number, because 11525045 - 2⁴ = 11525029 is a prime.

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 11525045.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23276 + ... + 23765.

It is an arithmetic number, because the mean of its divisors is an integer number (1340697).

Almost surely, 2^11525045 is an apocalyptic number.

It is an amenable number.

11525045 is a deficient number, since it is larger than the sum of its proper divisors (4563319).

11525045 is an equidigital number, since it uses as much as digits as its factorization.

11525045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47060 (or 47053 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 11525045 is about 3394.8556670351. The cubic root of 11525045 is about 225.8816110558.

Adding to 11525045 its reverse (54052511), we get a palindrome (65577556).

The spelling of 11525045 in words is "eleven million, five hundred twenty-five thousand, forty-five".