546779117 has 2 divisors, whose sum is σ = 546779118. Its totient is φ = 546779116.

The previous prime is 546779083. The next prime is 546779141. The reversal of 546779117 is 711977645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 544802281 + 1976836 = 23341^2 + 1406^2 .

It is a cyclic number.

It is not a de Polignac number, because 546779117 - 2⁸ = 546778861 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546779917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273389558 + 273389559.

It is an arithmetic number, because the mean of its divisors is an integer number (273389559).

Almost surely, 2^546779117 is an apocalyptic number.

It is an amenable number.

546779117 is a deficient number, since it is larger than the sum of its proper divisors (1).

546779117 is an equidigital number, since it uses as much as digits as its factorization.

546779117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 370440, while the sum is 47.

The square root of 546779117 is about 23383.3085126977. The cubic root of 546779117 is about 817.7187820450.

The spelling of 546779117 in words is "five hundred forty-six million, seven hundred seventy-nine thousand, one hundred seventeen".