1300730 has 8 divisors (see below), whose sum is σ = 2341332. Its totient is φ = 520288.

The previous prime is 1300727. The next prime is 1300751. The reversal of 1300730 is 370031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1261129 + 39601 = 1123^2 + 199^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 65027 + ... + 65046.

2^1300730 is an apocalyptic number.

1300730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1300730 is a deficient number, since it is larger than the sum of its proper divisors (1040602).

1300730 is a wasteful number, since it uses less digits than its factorization.

1300730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130080.

The product of its (nonzero) digits is 63, while the sum is 14.

The square root of 1300730 is about 1140.4955063480. The cubic root of 1300730 is about 109.1597131195.

Adding to 1300730 its reverse (370031), we get a palindrome (1670761).

The spelling of 1300730 in words is "one million, three hundred thousand, seven hundred thirty".