1313043112 has 32 divisors (see below), whose sum is σ = 2506996800. Its totient is φ = 644540544.

The previous prime is 1313043107. The next prime is 1313043131. The reversal of 1313043112 is 2113403131.

It is a self number, because there is not a number n which added to its sum of digits gives 1313043112.

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, 500428 + ... + 503044.

It is an arithmetic number, because the mean of its divisors is an integer number (78343650).

Almost surely, 2^1313043112 is an apocalyptic number.

It is an amenable number.

1313043112 is a deficient number, since it is larger than the sum of its proper divisors (1193953688).

1313043112 is a wasteful number, since it uses less digits than its factorization.

1313043112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3745 (or 3741 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1313043112 is about 36235.9367479302. The cubic root of 1313043112 is about 1095.0307844254.

Adding to 1313043112 its reverse (2113403131), we get a palindrome (3426446243).

The spelling of 1313043112 in words is "one billion, three hundred thirteen million, forty-three thousand, one hundred twelve".