11529145 has 8 divisors (see below), whose sum is σ = 14648904. Its totient is φ = 8680704.

The previous prime is 11529101. The next prime is 11529169. The reversal of 11529145 is 54192511.

It can be written as a sum of positive squares in 4 ways, for example, as 5363856 + 6165289 = 2316^2 + 2483^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11529145 - 2¹⁵ = 11496377 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 67734 + ... + 67903.

It is an arithmetic number, because the mean of its divisors is an integer number (1831113).

Almost surely, 2^11529145 is an apocalyptic number.

It is an amenable number.

11529145 is a deficient number, since it is larger than the sum of its proper divisors (3119759).

11529145 is a wasteful number, since it uses less digits than its factorization.

11529145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135659.

The product of its digits is 1800, while the sum is 28.

The square root of 11529145 is about 3395.4594681722. The cubic root of 11529145 is about 225.9083934474.

The spelling of 11529145 in words is "eleven million, five hundred twenty-nine thousand, one hundred forty-five".