9231539243 has 4 divisors (see below), whose sum is σ = 9241673568. Its totient is φ = 9221404920.

The previous prime is 9231539201. The next prime is 9231539269. The reversal of 9231539243 is 3429351329.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9231539243 - 2¹⁰ = 9231538219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9231539243.

It is not an unprimeable number, because it can be changed into a prime (9231539143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5065796 + ... + 5067617.

It is an arithmetic number, because the mean of its divisors is an integer number (2310418392).

Almost surely, 2^9231539243 is an apocalyptic number.

9231539243 is a deficient number, since it is larger than the sum of its proper divisors (10134325).

9231539243 is a wasteful number, since it uses less digits than its factorization.

9231539243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10134324.

The product of its digits is 174960, while the sum is 41.

The square root of 9231539243 is about 96080.8994701861. The cubic root of 9231539243 is about 2097.7708199427.

The spelling of 9231539243 in words is "nine billion, two hundred thirty-one million, five hundred thirty-nine thousand, two hundred forty-three".