1303065604 has 9 divisors (see below), whose sum is σ = 2280491157. Its totient is φ = 651496704.

The previous prime is 1303065601. The next prime is 1303065607. The reversal of 1303065604 is 4065603031.

The square root of 1303065604 is 36098.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (1303065601) and next prime (1303065607).

It can be written as a sum of positive squares in only one way, i.e., 1128825604 + 174240000 = 33598^2 + 13200^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303065601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 63172 + ... + 81220.

Almost surely, 2^1303065604 is an apocalyptic number.

1303065604 is the 36098-th square number.

It is an amenable number.

1303065604 is a deficient number, since it is larger than the sum of its proper divisors (977425553).

1303065604 is an frugal number, since it uses more digits than its factorization.

1303065604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36102 (or 18051 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The cubic root of 1303065604 is about 1092.2501014896.

Adding to 1303065604 its reverse (4065603031), we get a palindrome (5368668635).

The spelling of 1303065604 in words is "one billion, three hundred three million, sixty-five thousand, six hundred four".