1303331404 has 24 divisors (see below), whose sum is σ = 2326560768. Its totient is φ = 638724240.

The previous prime is 1303331389. The next prime is 1303331423. The reversal of 1303331404 is 4041333031.

It is a happy number.

It is a super-2 number, since 2×1303331404² = 3397345497305222432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26709 + ... + 57619.

It is an arithmetic number, because the mean of its divisors is an integer number (96940032).

Almost surely, 2^1303331404 is an apocalyptic number.

It is an amenable number.

1303331404 is a deficient number, since it is larger than the sum of its proper divisors (1023229364).

1303331404 is a wasteful number, since it uses less digits than its factorization.

1303331404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31125 (or 31123 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1303331404 is about 36101.6814566856. The cubic root of 1303331404 is about 1092.3243623553.

Adding to 1303331404 its reverse (4041333031), we get a palindrome (5344664435).

The spelling of 1303331404 in words is "one billion, three hundred three million, three hundred thirty-one thousand, four hundred four".