11543005212252 has 24 divisors (see below), whose sum is σ = 27172029971856. Its totient is φ = 3813618240768.

The previous prime is 11543005212209. The next prime is 11543005212253. The reversal of 11543005212252 is 25221250034511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11543005212253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4256269003 + ... + 4256271714.

It is an arithmetic number, because the mean of its divisors is an integer number (1132167915494).

Almost surely, 2^{11543005212252} is an apocalyptic number.

11543005212252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11543005212252 is an abundant number, since it is smaller than the sum of its proper divisors (15629024759604).

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

11543005212252 is a wasteful number, since it uses less digits than its factorization.

11543005212252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8512540837 (or 8512540835 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 11543005212252 its reverse (25221250034511), we get a palindrome (36764255246763).

The spelling of 11543005212252 in words is "eleven trillion, five hundred forty-three billion, five million, two hundred twelve thousand, two hundred fifty-two".