546974947 has 2 divisors, whose sum is σ = 546974948. Its totient is φ = 546974946.

The previous prime is 546974867. The next prime is 546974957. The reversal of 546974947 is 749479645.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 546974947 - 2²³ = 538586339 is a prime.

It is not a weakly prime, because it can be changed into another prime (546974957) 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, 273487473 + 273487474.

It is an arithmetic number, because the mean of its divisors is an integer number (273487474).

Almost surely, 2^546974947 is an apocalyptic number.

546974947 is a deficient number, since it is larger than the sum of its proper divisors (1).

546974947 is an equidigital number, since it uses as much as digits as its factorization.

546974947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7620480, while the sum is 55.

The square root of 546974947 is about 23387.4955264560. The cubic root of 546974947 is about 817.8163929147.

The spelling of 546974947 in words is "five hundred forty-six million, nine hundred seventy-four thousand, nine hundred forty-seven".