1150005303 has 8 divisors (see below), whose sum is σ = 1703711600. Its totient is φ = 766670184.

The previous prime is 1150005301. The next prime is 1150005317. The reversal of 1150005303 is 3035000511.

It is a happy number.

It is not a de Polignac number, because 1150005303 - 2¹ = 1150005301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150005301) 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, 21296368 + ... + 21296421.

It is an arithmetic number, because the mean of its divisors is an integer number (212963950).

Almost surely, 2^1150005303 is an apocalyptic number.

1150005303 is a deficient number, since it is larger than the sum of its proper divisors (553706297).

1150005303 is an equidigital number, since it uses as much as digits as its factorization.

1150005303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42592798 (or 42592792 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 1150005303 is about 33911.7281040056. The cubic root of 1150005303 is about 1047.6911635743.

Adding to 1150005303 its reverse (3035000511), we get a palindrome (4185005814).

The spelling of 1150005303 in words is "one billion, one hundred fifty million, five thousand, three hundred three".