45243120452003 has 2 divisors, whose sum is σ = 45243120452004. Its totient is φ = 45243120452002.

The previous prime is 45243120451987. The next prime is 45243120452017. The reversal of 45243120452003 is 30025402134254.

It is a happy number.

45243120452003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45243120452003 - 2⁴ = 45243120451987 is a prime.

It is not a weakly prime, because it can be changed into another prime (45243120452503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22621560226001 + 22621560226002.

It is an arithmetic number, because the mean of its divisors is an integer number (22621560226002).

Almost surely, 2^{45243120452003} is an apocalyptic number.

45243120452003 is a deficient number, since it is larger than the sum of its proper divisors (1).

45243120452003 is an equidigital number, since it uses as much as digits as its factorization.

45243120452003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 45243120452003 its reverse (30025402134254), we get a palindrome (75268522586257).

The spelling of 45243120452003 in words is "forty-five trillion, two hundred forty-three billion, one hundred twenty million, four hundred fifty-two thousand, three".