1063613 has 2 divisors, whose sum is σ = 1063614. Its totient is φ = 1063612.

The previous prime is 1063609. The next prime is 1063619. The reversal of 1063613 is 3163601.

1063613 is nontrivially palindromic in base 3 and base 9.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 605284 + 458329 = 778^2 + 677^2 .

It is a cyclic number.

It is not a de Polignac number, because 1063613 - 2² = 1063609 is a prime.

It is a super-2 number, since 2×1063613² = 2262545227538, which contains 22 as substring.

It is equal to p₈₃₀₈₁ and since 1063613 and 83081 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1063619) 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, 531806 + 531807.

It is an arithmetic number, because the mean of its divisors is an integer number (531807).

2^1063613 is an apocalyptic number.

It is an amenable number.

1063613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063613 is an equidigital number, since it uses as much as digits as its factorization.

1063613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1063613 is about 1031.3161493936. The cubic root of 1063613 is about 102.0769955619.

The spelling of 1063613 in words is "one million, sixty-three thousand, six hundred thirteen".