1313044111 has 8 divisors (see below), whose sum is σ = 1317051648. Its totient is φ = 1309044000.

The previous prime is 1313044099. The next prime is 1313044121. The reversal of 1313044111 is 1114403131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313044111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313044121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620946 + ... + 623056.

It is an arithmetic number, because the mean of its divisors is an integer number (164631456).

Almost surely, 2^1313044111 is an apocalyptic number.

1313044111 is a deficient number, since it is larger than the sum of its proper divisors (4007537).

1313044111 is an equidigital number, since it uses as much as digits as its factorization.

1313044111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3713.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1313044111 is about 36235.9505325857. The cubic root of 1313044111 is about 1095.0310621353.

Adding to 1313044111 its reverse (1114403131), we get a palindrome (2427447242).

The spelling of 1313044111 in words is "one billion, three hundred thirteen million, forty-four thousand, one hundred eleven".