1303360 has 28 divisors (see below), whose sum is σ = 3104388. Its totient is φ = 521216.

The previous prime is 1303331. The next prime is 1303363. The reversal of 1303360 is 633031.

It can be written as a sum of positive squares in 2 ways, for example, as 287296 + 1016064 = 536^2 + 1008^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1717 + ... + 2356.

It is an arithmetic number, because the mean of its divisors is an integer number (110871).

2^1303360 is an apocalyptic number.

1303360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303360 is an abundant number, since it is smaller than the sum of its proper divisors (1801028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1303360 is an equidigital number, since it uses as much as digits as its factorization.

1303360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4090 (or 4080 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 1303360 is about 1141.6479317198. The cubic root of 1303360 is about 109.2332351083.

Adding to 1303360 its reverse (633031), we get a palindrome (1936391).

The spelling of 1303360 in words is "one million, three hundred three thousand, three hundred sixty".