1311441004 has 12 divisors (see below), whose sum is σ = 2348394664. Its totient is φ = 640471104.

The previous prime is 1311440993. The next prime is 1311441007. The reversal of 1311441004 is 4001441131.

It is not an unprimeable number, because it can be changed into a prime (1311441007) 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, 3812157 + ... + 3812500.

Almost surely, 2^1311441004 is an apocalyptic number.

It is an amenable number.

1311441004 is a deficient number, since it is larger than the sum of its proper divisors (1036953660).

1311441004 is a wasteful number, since it uses less digits than its factorization.

1311441004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7624704 (or 7624702 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1311441004 is about 36213.8233827913. The cubic root of 1311441004 is about 1094.5852363257.

Adding to 1311441004 its reverse (4001441131), we get a palindrome (5312882135).

The spelling of 1311441004 in words is "one billion, three hundred eleven million, four hundred forty-one thousand, four".