11234422501543 has 8 divisors (see below), whose sum is σ = 11722911123168. Its totient is φ = 10745936835744.

The previous prime is 11234422501529. The next prime is 11234422501609. The reversal of 11234422501543 is 34510522443211.

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

It is a cyclic number.

It is not a de Polignac number, because 11234422501543 - 2²¹ = 11234420404391 is a prime.

It is a super-3 number, since 3×11234422501543³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11234422501943) 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, 10986921 + ... + 11965837.

It is an arithmetic number, because the mean of its divisors is an integer number (1465363890396).

Almost surely, 2^{11234422501543} is an apocalyptic number.

11234422501543 is a deficient number, since it is larger than the sum of its proper divisors (488488621625).

11234422501543 is an equidigital number, since it uses as much as digits as its factorization.

11234422501543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477913.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 11234422501543 its reverse (34510522443211), we get a palindrome (45744944944754).

The spelling of 11234422501543 in words is "eleven trillion, two hundred thirty-four billion, four hundred twenty-two million, five hundred one thousand, five hundred forty-three".