6830540311 has 4 divisors (see below), whose sum is σ = 7806331792. Its totient is φ = 5854748832.

The previous prime is 6830540291. The next prime is 6830540329. The reversal of 6830540311 is 1130450386.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6830540311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6830540371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487895730 + ... + 487895743.

It is an arithmetic number, because the mean of its divisors is an integer number (1951582948).

Almost surely, 2^6830540311 is an apocalyptic number.

6830540311 is a deficient number, since it is larger than the sum of its proper divisors (975791481).

6830540311 is an equidigital number, since it uses as much as digits as its factorization.

6830540311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975791480.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 6830540311 is about 82647.0828946793. The cubic root of 6830540311 is about 1897.3685002691.

Adding to 6830540311 its reverse (1130450386), we get a palindrome (7960990697).

The spelling of 6830540311 in words is "six billion, eight hundred thirty million, five hundred forty thousand, three hundred eleven".