1331032004 has 12 divisors (see below), whose sum is σ = 2451901200. Its totient is φ = 630488808.

The previous prime is 1331031991. The next prime is 1331032039. The reversal of 1331032004 is 4002301331.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8756714 + ... + 8756865.

It is an arithmetic number, because the mean of its divisors is an integer number (204325100).

Almost surely, 2^1331032004 is an apocalyptic number.

It is an amenable number.

1331032004 is a deficient number, since it is larger than the sum of its proper divisors (1120869196).

1331032004 is a wasteful number, since it uses less digits than its factorization.

1331032004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17513602 (or 17513600 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1331032004 is about 36483.3113080488. The cubic root of 1331032004 is about 1100.0088164583.

Adding to 1331032004 its reverse (4002301331), we get a palindrome (5333333335).

The spelling of 1331032004 in words is "one billion, three hundred thirty-one million, thirty-two thousand, four".