544404163 has 2 divisors, whose sum is σ = 544404164. Its totient is φ = 544404162.

The previous prime is 544404139. The next prime is 544404173. The reversal of 544404163 is 361404445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 544404163 - 2¹⁷ = 544273091 is a prime.

It is not a weakly prime, because it can be changed into another prime (544404103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272202081 + 272202082.

It is an arithmetic number, because the mean of its divisors is an integer number (272202082).

Almost surely, 2^544404163 is an apocalyptic number.

544404163 is a deficient number, since it is larger than the sum of its proper divisors (1).

544404163 is an equidigital number, since it uses as much as digits as its factorization.

544404163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 544404163 is about 23332.4701435575. The cubic root of 544404163 is about 816.5331338154.

The spelling of 544404163 in words is "five hundred forty-four million, four hundred four thousand, one hundred sixty-three".