544381001 has 2 divisors, whose sum is σ = 544381002. Its totient is φ = 544381000.

The previous prime is 544380983. The next prime is 544381007. The reversal of 544381001 is 100183445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 542843401 + 1537600 = 23299^2 + 1240^2 .

It is a cyclic number.

It is not a de Polignac number, because 544381001 - 2¹⁴ = 544364617 is a prime.

It is not a weakly prime, because it can be changed into another prime (544381007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272190500 + 272190501.

It is an arithmetic number, because the mean of its divisors is an integer number (272190501).

Almost surely, 2^544381001 is an apocalyptic number.

It is an amenable number.

544381001 is a deficient number, since it is larger than the sum of its proper divisors (1).

544381001 is an equidigital number, since it uses as much as digits as its factorization.

544381001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 544381001 is about 23331.9737913448. The cubic root of 544381001 is about 816.5215536880.

The spelling of 544381001 in words is "five hundred forty-four million, three hundred eighty-one thousand, one".