34437420613 has 2 divisors, whose sum is σ = 34437420614. Its totient is φ = 34437420612.

The previous prime is 34437420607. The next prime is 34437420623. The reversal of 34437420613 is 31602473443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25580163844 + 8857256769 = 159938^2 + 94113^2 .

It is an emirp because it is prime and its reverse (31602473443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34437420613 - 2⁵ = 34437420581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34437420623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17218710306 + 17218710307.

It is an arithmetic number, because the mean of its divisors is an integer number (17218710307).

Almost surely, 2^34437420613 is an apocalyptic number.

It is an amenable number.

34437420613 is a deficient number, since it is larger than the sum of its proper divisors (1).

34437420613 is an equidigital number, since it uses as much as digits as its factorization.

34437420613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 37.

The spelling of 34437420613 in words is "thirty-four billion, four hundred thirty-seven million, four hundred twenty thousand, six hundred thirteen".