11540132 has 12 divisors (see below), whose sum is σ = 20472396. Its totient is φ = 5690880.

The previous prime is 11540131. The next prime is 11540141. The reversal of 11540132 is 23104511.

It can be written as a sum of positive squares in 2 ways, for example, as 2262016 + 9278116 = 1504^2 + 3046^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11540132.

It is not an unprimeable number, because it can be changed into a prime (11540131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19469 + ... + 20052.

It is an arithmetic number, because the mean of its divisors is an integer number (1706033).

Almost surely, 2^11540132 is an apocalyptic number.

It is an amenable number.

11540132 is a deficient number, since it is larger than the sum of its proper divisors (8932264).

11540132 is a wasteful number, since it uses less digits than its factorization.

11540132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39598 (or 39596 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 11540132 is about 3397.0769788158. The cubic root of 11540132 is about 225.9801324326.

Adding to 11540132 its reverse (23104511), we get a palindrome (34644643).

It can be divided in two parts, 1154013 and 2, that multiplied together give a triangular number (2308026 = T₂₁₄₈).

The spelling of 11540132 in words is "eleven million, five hundred forty thousand, one hundred thirty-two".