544861003 has 2 divisors, whose sum is σ = 544861004. Its totient is φ = 544861002.

The previous prime is 544860997. The next prime is 544861021. The reversal of 544861003 is 300168445.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 544861003 - 2¹⁷ = 544729931 is a prime.

It is not a weakly prime, because it can be changed into another prime (544861103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272430501 + 272430502.

It is an arithmetic number, because the mean of its divisors is an integer number (272430502).

Almost surely, 2^544861003 is an apocalyptic number.

544861003 is a deficient number, since it is larger than the sum of its proper divisors (1).

544861003 is an equidigital number, since it uses as much as digits as its factorization.

544861003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 544861003 is about 23342.2578813619. The cubic root of 544861003 is about 816.7614695071.

The spelling of 544861003 in words is "five hundred forty-four million, eight hundred sixty-one thousand, three".