11545135 has 12 divisors (see below), whose sum is σ = 16116408. Its totient is φ = 7916496.

The previous prime is 11545133. The next prime is 11545153. The reversal of 11545135 is 53154511.

It is a happy number.

It is not a de Polignac number, because 11545135 - 2¹ = 11545133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11545133) 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 11 ways as a sum of consecutive naturals, for example, 23317 + ... + 23806.

It is an arithmetic number, because the mean of its divisors is an integer number (1343034).

Almost surely, 2^11545135 is an apocalyptic number.

11545135 is a deficient number, since it is larger than the sum of its proper divisors (4571273).

11545135 is an equidigital number, since it uses as much as digits as its factorization.

11545135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47142 (or 47135 counting only the distinct ones).

The product of its digits is 1500, while the sum is 25.

The square root of 11545135 is about 3397.8132673824. The cubic root of 11545135 is about 226.0127841464.

Adding to 11545135 its reverse (53154511), we get a palindrome (64699646).

The spelling of 11545135 in words is "eleven million, five hundred forty-five thousand, one hundred thirty-five".