1313343112 has 32 divisors (see below), whose sum is σ = 2523643200. Its totient is φ = 640563264.

The previous prime is 1313343091. The next prime is 1313343121. The reversal of 1313343112 is 2113433131.

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, 43314 + ... + 67102.

It is an arithmetic number, because the mean of its divisors is an integer number (78863850).

Almost surely, 2^1313343112 is an apocalyptic number.

It is an amenable number.

1313343112 is a deficient number, since it is larger than the sum of its proper divisors (1210300088).

1313343112 is a wasteful number, since it uses less digits than its factorization.

1313343112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23965 (or 23961 counting only the distinct ones).

The product of its digits is 648, while the sum is 22.

The square root of 1313343112 is about 36240.0760484853. The cubic root of 1313343112 is about 1095.1141744823.

Adding to 1313343112 its reverse (2113433131), we get a palindrome (3426776243).

The spelling of 1313343112 in words is "one billion, three hundred thirteen million, three hundred forty-three thousand, one hundred twelve".