11332032521 has 8 divisors (see below), whose sum is σ = 11365428360. Its totient is φ = 11298659328.

The previous prime is 11332032487. The next prime is 11332032527. The reversal of 11332032521 is 12523023311.

It can be written as a sum of positive squares in 4 ways, for example, as 71639296 + 11260393225 = 8464^2 + 106115^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11332032521 is a prime.

It is a super-2 number, since 2×11332032521² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11332032527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1785065 + ... + 1791401.

It is an arithmetic number, because the mean of its divisors is an integer number (1420678545).

Almost surely, 2^11332032521 is an apocalyptic number.

It is an amenable number.

11332032521 is a deficient number, since it is larger than the sum of its proper divisors (33395839).

11332032521 is an equidigital number, since it uses as much as digits as its factorization.

11332032521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11323.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 11332032521 its reverse (12523023311), we get a palindrome (23855055832).

The spelling of 11332032521 in words is "eleven billion, three hundred thirty-two million, thirty-two thousand, five hundred twenty-one".