1311367104 has 56 divisors (see below), whose sum is σ = 3855181520. Its totient is φ = 437121792.

The previous prime is 1311367093. The next prime is 1311367121. The reversal of 1311367104 is 4017631131.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 377719 + ... + 381174.

Almost surely, 2^1311367104 is an apocalyptic number.

It is an amenable number.

1311367104 is an abundant number, since it is smaller than the sum of its proper divisors (2543814416).

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

1311367104 is an equidigital number, since it uses as much as digits as its factorization.

1311367104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758914 (or 758898 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 1311367104 is about 36212.8030398090. The cubic root of 1311367104 is about 1094.5646758969.

Adding to 1311367104 its reverse (4017631131), we get a palindrome (5328998235).

The spelling of 1311367104 in words is "one billion, three hundred eleven million, three hundred sixty-seven thousand, one hundred four".