1003431332 has 12 divisors (see below), whose sum is σ = 1762534620. Its totient is φ = 499850016.

The previous prime is 1003431323. The next prime is 1003431371. The reversal of 1003431332 is 2331343001.

It can be written as a sum of positive squares in 2 ways, for example, as 292888996 + 710542336 = 17114^2 + 26656^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465203 + ... + 467354.

It is an arithmetic number, because the mean of its divisors is an integer number (146877885).

Almost surely, 2^1003431332 is an apocalyptic number.

It is an amenable number.

1003431332 is a deficient number, since it is larger than the sum of its proper divisors (759103288).

1003431332 is a wasteful number, since it uses less digits than its factorization.

1003431332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932830 (or 932828 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1003431332 is about 31676.9842630260. The cubic root of 1003431332 is about 1001.1424715949.

Adding to 1003431332 its reverse (2331343001), we get a palindrome (3334774333).

The spelling of 1003431332 in words is "one billion, three million, four hundred thirty-one thousand, three hundred thirty-two".