9031300000 has 72 divisors (see below), whose sum is σ = 22224288492. Its totient is φ = 3612480000.

The previous prime is 9031299989. The next prime is 9031300007. The reversal of 9031300000 is 31309.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 4151998096 + 4879301904 = 64436^2 + 69852^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (9031300007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54844 + ... + 145156.

Almost surely, 2^9031300000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9031300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11112144246).

9031300000 is an abundant number, since it is smaller than the sum of its proper divisors (13192988492).

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

9031300000 is an frugal number, since it uses more digits than its factorization.

9031300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90348 (or 90320 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 9031300000 is about 95033.1521101978. The cubic root of 9031300000 is about 2082.4923894850.

Adding to 9031300000 its reverse (31309), we get a palindrome (9031331309).

The spelling of 9031300000 in words is "nine billion, thirty-one million, three hundred thousand".