6547427983 has 2 divisors, whose sum is σ = 6547427984. Its totient is φ = 6547427982.

The previous prime is 6547427951. The next prime is 6547427993. The reversal of 6547427983 is 3897247456.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6547427983 - 2⁵ = 6547427951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6547427903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3273713991 + 3273713992.

It is an arithmetic number, because the mean of its divisors is an integer number (3273713992).

Almost surely, 2^6547427983 is an apocalyptic number.

6547427983 is a deficient number, since it is larger than the sum of its proper divisors (1).

6547427983 is an equidigital number, since it uses as much as digits as its factorization.

6547427983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10160640, while the sum is 55.

The square root of 6547427983 is about 80916.1787468983. The cubic root of 6547427983 is about 1870.7836976520.

The spelling of 6547427983 in words is "six billion, five hundred forty-seven million, four hundred twenty-seven thousand, nine hundred eighty-three".