11332531143 has 12 divisors (see below), whose sum is σ = 17332106688. Its totient is φ = 7110607680.

The previous prime is 11332531127. The next prime is 11332531163. The reversal of 11332531143 is 34113523311.

11332531143 is a `hidden beast` number, since 11 + 332 + 5 + 311 + 4 + 3 = 666.

It is not a de Polignac number, because 11332531143 - 2⁴ = 11332531127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11332531163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37034263 + ... + 37034568.

It is an arithmetic number, because the mean of its divisors is an integer number (1444342224).

Almost surely, 2^11332531143 is an apocalyptic number.

11332531143 is a deficient number, since it is larger than the sum of its proper divisors (5999575545).

11332531143 is a wasteful number, since it uses less digits than its factorization.

11332531143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74068854 (or 74068851 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The spelling of 11332531143 in words is "eleven billion, three hundred thirty-two million, five hundred thirty-one thousand, one hundred forty-three".