1303112 has 8 divisors (see below), whose sum is σ = 2443350. Its totient is φ = 651552.

The previous prime is 1303109. The next prime is 1303117. The reversal of 1303112 is 2113031.

It can be written as a sum of positive squares in only one way, i.e., 1196836 + 106276 = 1094^2 + 326^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1303093 and 1303102.

It is not an unprimeable number, because it can be changed into a prime (1303117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81437 + ... + 81452.

2^1303112 is an apocalyptic number.

It is an amenable number.

1303112 is a deficient number, since it is larger than the sum of its proper divisors (1140238).

1303112 is a wasteful number, since it uses less digits than its factorization.

1303112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162895 (or 162891 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1303112 is about 1141.5393116314. The cubic root of 1303112 is about 109.2263064622.

Adding to 1303112 its reverse (2113031), we get a palindrome (3416143).

The spelling of 1303112 in words is "one million, three hundred three thousand, one hundred twelve".