11521441532 has 6 divisors (see below), whose sum is σ = 20162522688. Its totient is φ = 5760720764.

The previous prime is 11521441531. The next prime is 11521441537. The reversal of 11521441532 is 23514412511.

It is a happy number.

It is a super-3 number, since 3×11521441532³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 11521441495 and 11521441504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11521441531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1440180188 + ... + 1440180195.

It is an arithmetic number, because the mean of its divisors is an integer number (3360420448).

Almost surely, 2^11521441532 is an apocalyptic number.

It is an amenable number.

11521441532 is a deficient number, since it is larger than the sum of its proper divisors (8641081156).

11521441532 is a wasteful number, since it uses less digits than its factorization.

11521441532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2880360387 (or 2880360385 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The spelling of 11521441532 in words is "eleven billion, five hundred twenty-one million, four hundred forty-one thousand, five hundred thirty-two".