1613113 has 4 divisors (see below), whose sum is σ = 1708020. Its totient is φ = 1518208.

The previous prime is 1613099. The next prime is 1613123. The reversal of 1613113 is 3113161.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3113161 = 983 ⋅3167.

It can be written as a sum of positive squares in 2 ways, for example, as 1505529 + 107584 = 1227^2 + 328^2 .

It is a cyclic number.

It is not a de Polignac number, because 1613113 - 2⁹ = 1612601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1613123) 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, 47428 + ... + 47461.

It is an arithmetic number, because the mean of its divisors is an integer number (427005).

2^1613113 is an apocalyptic number.

It is an amenable number.

1613113 is a deficient number, since it is larger than the sum of its proper divisors (94907).

1613113 is an equidigital number, since it uses as much as digits as its factorization.

1613113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94906.

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

The square root of 1613113 is about 1270.0838554993. The cubic root of 1613113 is about 117.2793626254.

Adding to 1613113 its reverse (3113161), we get a palindrome (4726274).

The spelling of 1613113 in words is "one million, six hundred thirteen thousand, one hundred thirteen".