3445513 has 2 divisors, whose sum is σ = 3445514. Its totient is φ = 3445512.

The previous prime is 3445511. The next prime is 3445529. The reversal of 3445513 is 3155443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3337929 + 107584 = 1827^2 + 328^2 .

It is a cyclic number.

It is not a de Polignac number, because 3445513 - 2¹ = 3445511 is a prime.

Together with 3445511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3445511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1722756 + 1722757.

It is an arithmetic number, because the mean of its divisors is an integer number (1722757).

Almost surely, 2^3445513 is an apocalyptic number.

It is an amenable number.

3445513 is a deficient number, since it is larger than the sum of its proper divisors (1).

3445513 is an equidigital number, since it uses as much as digits as its factorization.

3445513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 25.

The square root of 3445513 is about 1856.2093093183. The cubic root of 3445513 is about 151.0374452111.

The spelling of 3445513 in words is "three million, four hundred forty-five thousand, five hundred thirteen".