727540003 has 2 divisors, whose sum is σ = 727540004. Its totient is φ = 727540002.

The previous prime is 727539971. The next prime is 727540049. The reversal of 727540003 is 300045727.

727540003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 727540003 - 2⁵ = 727539971 is a prime.

It is not a weakly prime, because it can be changed into another prime (727540103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363770001 + 363770002.

It is an arithmetic number, because the mean of its divisors is an integer number (363770002).

Almost surely, 2^727540003 is an apocalyptic number.

727540003 is a deficient number, since it is larger than the sum of its proper divisors (1).

727540003 is an equidigital number, since it uses as much as digits as its factorization.

727540003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 727540003 is about 26972.9494679392. The cubic root of 727540003 is about 899.3987766459.

It can be divided in two parts, 7275 and 40003, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 727540003 in words is "seven hundred twenty-seven million, five hundred forty thousand, three".