6998995043 has 2 divisors, whose sum is σ = 6998995044. Its totient is φ = 6998995042.

The previous prime is 6998995027. The next prime is 6998995051. The reversal of 6998995043 is 3405998996.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6998995043 - 2⁴ = 6998995027 is a prime.

It is a super-2 number, since 2×6998995043² = 97971863223877143698, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (6998995093) by changing a digit.

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 as a sum of consecutive naturals, namely, 3499497521 + 3499497522.

It is an arithmetic number, because the mean of its divisors is an integer number (3499497522).

Almost surely, 2^6998995043 is an apocalyptic number.

6998995043 is a deficient number, since it is larger than the sum of its proper divisors (1).

6998995043 is an equidigital number, since it uses as much as digits as its factorization.

6998995043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18895680, while the sum is 62.

The square root of 6998995043 is about 83659.9966710494. The cubic root of 6998995043 is about 1912.8396348873.

The spelling of 6998995043 in words is "six billion, nine hundred ninety-eight million, nine hundred ninety-five thousand, forty-three".