34443613 has 2 divisors, whose sum is σ = 34443614. Its totient is φ = 34443612.

The previous prime is 34443611. The next prime is 34443631. The reversal of 34443613 is 31634443.

Together with next prime (34443631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34316164 + 127449 = 5858^2 + 357^2 .

It is a cyclic number.

It is not a de Polignac number, because 34443613 - 2¹ = 34443611 is a prime.

Together with 34443611, 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 (34443611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17221806 + 17221807.

It is an arithmetic number, because the mean of its divisors is an integer number (17221807).

Almost surely, 2^34443613 is an apocalyptic number.

It is an amenable number.

34443613 is a deficient number, since it is larger than the sum of its proper divisors (1).

34443613 is an equidigital number, since it uses as much as digits as its factorization.

34443613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 28.

The square root of 34443613 is about 5868.8681191521. The cubic root of 34443613 is about 325.3640512246.

The spelling of 34443613 in words is "thirty-four million, four hundred forty-three thousand, six hundred thirteen".