11529012 has 48 divisors (see below), whose sum is σ = 29578752. Its totient is φ = 3466080.

The previous prime is 11528999. The next prime is 11529019. The reversal of 11529012 is 21092511.

It is a super-2 number, since 2×11529012² = 265836235392288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11529012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11529019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21783 + ... + 22305.

It is an arithmetic number, because the mean of its divisors is an integer number (616224).

Almost surely, 2^11529012 is an apocalyptic number.

11529012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11529012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14789376).

11529012 is an abundant number, since it is smaller than the sum of its proper divisors (18049740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11529012 is a wasteful number, since it uses less digits than its factorization.

11529012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 706 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 11529012 is about 3395.4398831374. The cubic root of 11529012 is about 225.9075247524.

The spelling of 11529012 in words is "eleven million, five hundred twenty-nine thousand, twelve".