1613413 has 2 divisors, whose sum is σ = 1613414. Its totient is φ = 1613412.

The previous prime is 1613411. The next prime is 1613441. The reversal of 1613413 is 3143161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1350244 + 263169 = 1162^2 + 513^2 .

It is a cyclic number.

It is not a de Polignac number, because 1613413 - 2¹ = 1613411 is a prime.

Together with 1613411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1613411) 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 as a sum of consecutive naturals, namely, 806706 + 806707.

It is an arithmetic number, because the mean of its divisors is an integer number (806707).

2^1613413 is an apocalyptic number.

It is an amenable number.

1613413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1613413 is an equidigital number, since it uses as much as digits as its factorization.

1613413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 19.

The square root of 1613413 is about 1270.2019524469. The cubic root of 1613413 is about 117.2866325496.

Adding to 1613413 its reverse (3143161), we get a palindrome (4756574).

The spelling of 1613413 in words is "one million, six hundred thirteen thousand, four hundred thirteen".