1303311112 has 8 divisors (see below), whose sum is σ = 2443708350. Its totient is φ = 651655552.

The previous prime is 1303311073. The next prime is 1303311131. The reversal of 1303311112 is 2111133031.

It can be written as a sum of positive squares in only one way, i.e., 722211876 + 581099236 = 26874^2 + 24106^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81456937 + ... + 81456952.

Almost surely, 2^1303311112 is an apocalyptic number.

It is an amenable number.

1303311112 is a deficient number, since it is larger than the sum of its proper divisors (1140397238).

1303311112 is a wasteful number, since it uses less digits than its factorization.

1303311112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162913895 (or 162913891 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 1303311112 is about 36101.4004160503. The cubic root of 1303311112 is about 1092.3186934054.

Adding to 1303311112 its reverse (2111133031), we get a palindrome (3414444143).

The spelling of 1303311112 in words is "one billion, three hundred three million, three hundred eleven thousand, one hundred twelve".