1611313 has 12 divisors (see below), whose sum is σ = 1823472. Its totient is φ = 1411920.

The previous prime is 1611307. The next prime is 1611319. The reversal of 1611313 is 3131161.

It is an interprime number because it is at equal distance from previous prime (1611307) and next prime (1611319).

It is a de Polignac number, because none of the positive numbers 2^k-1611313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1611319) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15006 + ... + 15112.

It is an arithmetic number, because the mean of its divisors is an integer number (151956).

2^1611313 is an apocalyptic number.

It is an amenable number.

1611313 is a deficient number, since it is larger than the sum of its proper divisors (212159).

1611313 is a wasteful number, since it uses less digits than its factorization.

1611313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192 (or 155 counting only the distinct ones).

The product of its digits is 54, while the sum is 16.

The square root of 1611313 is about 1269.3750430822. The cubic root of 1611313 is about 117.2357241406.

Adding to 1611313 its reverse (3131161), we get a palindrome (4742474).

The spelling of 1611313 in words is "one million, six hundred eleven thousand, three hundred thirteen".