1330613 has 4 divisors (see below), whose sum is σ = 1373568. Its totient is φ = 1287660.

The previous prime is 1330603. The next prime is 1330621. The reversal of 1330613 is 3160331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1330613 - 2¹⁸ = 1068469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1330591 and 1330600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330603) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 21431 + ... + 21492.

It is an arithmetic number, because the mean of its divisors is an integer number (343392).

2^1330613 is an apocalyptic number.

It is an amenable number.

1330613 is a deficient number, since it is larger than the sum of its proper divisors (42955).

1330613 is an equidigital number, since it uses as much as digits as its factorization.

1330613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42954.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1330613 is about 1153.5219980564. The cubic root of 1330613 is about 109.9893378095.

Adding to 1330613 its reverse (3160331), we get a palindrome (4490944).

The spelling of 1330613 in words is "one million, three hundred thirty thousand, six hundred thirteen".