1003320412 has 12 divisors (see below), whose sum is σ = 1756591200. Its totient is φ = 501437216.

The previous prime is 1003320401. The next prime is 1003320413. The reversal of 1003320412 is 2140233001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003320413) 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, 45412 + ... + 63787.

It is an arithmetic number, because the mean of its divisors is an integer number (146382600).

Almost surely, 2^1003320412 is an apocalyptic number.

It is an amenable number.

1003320412 is a deficient number, since it is larger than the sum of its proper divisors (753270788).

1003320412 is a wasteful number, since it uses less digits than its factorization.

1003320412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111500 (or 111498 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1003320412 is about 31675.2334166617. The cubic root of 1003320412 is about 1001.1055812397.

Adding to 1003320412 its reverse (2140233001), we get a palindrome (3143553413).

The spelling of 1003320412 in words is "one billion, three million, three hundred twenty thousand, four hundred twelve".