6845929943 has 2 divisors, whose sum is σ = 6845929944. Its totient is φ = 6845929942.

The previous prime is 6845929891. The next prime is 6845929991. The reversal of 6845929943 is 3499295486.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6845929943 - 2⁸ = 6845929687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6845929543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3422964971 + 3422964972.

It is an arithmetic number, because the mean of its divisors is an integer number (3422964972).

Almost surely, 2^6845929943 is an apocalyptic number.

6845929943 is a deficient number, since it is larger than the sum of its proper divisors (1).

6845929943 is an equidigital number, since it uses as much as digits as its factorization.

6845929943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16796160, while the sum is 59.

The square root of 6845929943 is about 82740.1350192275. The cubic root of 6845929943 is about 1898.7923944957.

The spelling of 6845929943 in words is "six billion, eight hundred forty-five million, nine hundred twenty-nine thousand, nine hundred forty-three".