1300065 has 32 divisors (see below), whose sum is σ = 2298240. Its totient is φ = 623616.

The previous prime is 1300051. The next prime is 1300073. The reversal of 1300065 is 5600031.

It is not a de Polignac number, because 1300065 - 2⁹ = 1299553 is a prime.

It is a super-3 number, since 3×1300065³ = 6591988699433323875, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11449 + ... + 11561.

It is an arithmetic number, because the mean of its divisors is an integer number (71820).

2^1300065 is an apocalyptic number.

1300065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1300065 is a deficient number, since it is larger than the sum of its proper divisors (998175).

1300065 is a wasteful number, since it uses less digits than its factorization.

1300065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 1300065 is about 1140.2039291285. The cubic root of 1300065 is about 109.1411072639.

Adding to 1300065 its reverse (5600031), we get a palindrome (6900096).

The spelling of 1300065 in words is "one million, three hundred thousand, sixty-five".