6834437261 has 4 divisors (see below), whose sum is σ = 6834670524. Its totient is φ = 6834204000.

The previous prime is 6834437251. The next prime is 6834437297. The reversal of 6834437261 is 1627344386.

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 3250140100 + 3584297161 = 57010^2 + 59869^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6834437261 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6834437251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65090 + ... + 133811.

It is an arithmetic number, because the mean of its divisors is an integer number (1708667631).

Almost surely, 2^6834437261 is an apocalyptic number.

It is an amenable number.

6834437261 is a deficient number, since it is larger than the sum of its proper divisors (233263).

6834437261 is a wasteful number, since it uses less digits than its factorization.

6834437261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233262.

The product of its digits is 580608, while the sum is 44.

The square root of 6834437261 is about 82670.6553802496. The cubic root of 6834437261 is about 1897.7292596507.

The spelling of 6834437261 in words is "six billion, eight hundred thirty-four million, four hundred thirty-seven thousand, two hundred sixty-one".