1312411113 has 16 divisors (see below), whose sum is σ = 2093875840. Its totient is φ = 807637392.

The previous prime is 1312411109. The next prime is 1312411117. The reversal of 1312411113 is 3111142131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1312411109) and next prime (1312411117).

It is not a de Polignac number, because 1312411113 - 2² = 1312411109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1312411117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1869181 + ... + 1869882.

It is an arithmetic number, because the mean of its divisors is an integer number (130867240).

Almost surely, 2^1312411113 is an apocalyptic number.

1312411113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1312411113 is a deficient number, since it is larger than the sum of its proper divisors (781464727).

1312411113 is a wasteful number, since it uses less digits than its factorization.

1312411113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3739085 (or 3739079 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 1312411113 is about 36227.2150875554. The cubic root of 1312411113 is about 1094.8550680764.

Adding to 1312411113 its reverse (3111142131), we get a palindrome (4423553244).

The spelling of 1312411113 in words is "one billion, three hundred twelve million, four hundred eleven thousand, one hundred thirteen".