11529289 has 4 divisors (see below), whose sum is σ = 11797456. Its totient is φ = 11261124.

The previous prime is 11529283. The next prime is 11529299. The reversal of 11529289 is 98292511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11529289 - 2¹⁵ = 11496521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11529283) 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, 134019 + ... + 134104.

It is an arithmetic number, because the mean of its divisors is an integer number (2949364).

Almost surely, 2^11529289 is an apocalyptic number.

It is an amenable number.

11529289 is a deficient number, since it is larger than the sum of its proper divisors (268167).

11529289 is an equidigital number, since it uses as much as digits as its factorization.

11529289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268166.

The product of its digits is 12960, while the sum is 37.

The square root of 11529289 is about 3395.4806728945. The cubic root of 11529289 is about 225.9093339818.

The spelling of 11529289 in words is "eleven million, five hundred twenty-nine thousand, two hundred eighty-nine".