1311004423104 has 56 divisors (see below), whose sum is σ = 3468941723520. Its totient is φ = 436970920704.

The previous prime is 1311004423103. The next prime is 1311004423121. The reversal of 1311004423104 is 4013244001131.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311004423103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2602407 + ... + 3065049.

It is an arithmetic number, because the mean of its divisors is an integer number (61945387920).

Almost surely, 2^{1311004423104} is an apocalyptic number.

It is an amenable number.

1311004423104 is an abundant number, since it is smaller than the sum of its proper divisors (2157937300416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311004423104 is a wasteful number, since it uses less digits than its factorization.

1311004423104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477417 (or 477407 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1311004423104 its reverse (4013244001131), we get a palindrome (5324248424235).

The spelling of 1311004423104 in words is "one trillion, three hundred eleven billion, four million, four hundred twenty-three thousand, one hundred four".