34311965 has 4 divisors (see below), whose sum is σ = 41174364. Its totient is φ = 27449568.

The previous prime is 34311943. The next prime is 34311983. The reversal of 34311965 is 56911343.

34311965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21659716 + 12652249 = 4654^2 + 3557^2 .

It is a cyclic number.

It is not a de Polignac number, because 34311965 - 2¹² = 34307869 is a prime.

It is a super-2 number, since 2×34311965² = 2354621884322450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3431192 + ... + 3431201.

It is an arithmetic number, because the mean of its divisors is an integer number (10293591).

Almost surely, 2^34311965 is an apocalyptic number.

It is an amenable number.

34311965 is a deficient number, since it is larger than the sum of its proper divisors (6862399).

34311965 is an equidigital number, since it uses as much as digits as its factorization.

34311965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6862398.

The product of its digits is 9720, while the sum is 32.

The square root of 34311965 is about 5857.6415902648. The cubic root of 34311965 is about 324.9489939678.

The spelling of 34311965 in words is "thirty-four million, three hundred eleven thousand, nine hundred sixty-five".