544476161 has 2 divisors, whose sum is σ = 544476162. Its totient is φ = 544476160.

The previous prime is 544476109. The next prime is 544476167. The reversal of 544476161 is 161674445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 462465025 + 82011136 = 21505^2 + 9056^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544476161 is a prime.

It is not a weakly prime, because it can be changed into another prime (544476167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272238080 + 272238081.

It is an arithmetic number, because the mean of its divisors is an integer number (272238081).

Almost surely, 2^544476161 is an apocalyptic number.

It is an amenable number.

544476161 is a deficient number, since it is larger than the sum of its proper divisors (1).

544476161 is an equidigital number, since it uses as much as digits as its factorization.

544476161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 38.

The square root of 544476161 is about 23334.0129639117. The cubic root of 544476161 is about 816.5691280057.

The spelling of 544476161 in words is "five hundred forty-four million, four hundred seventy-six thousand, one hundred sixty-one".