45111203 has 2 divisors, whose sum is σ = 45111204. Its totient is φ = 45111202.

The previous prime is 45111197. The next prime is 45111221. The reversal of 45111203 is 30211154.

45111203 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 45111203 - 2¹⁰ = 45110179 is a prime.

It is a super-2 number, since 2×45111203² = 4070041272214418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45111403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22555601 + 22555602.

It is an arithmetic number, because the mean of its divisors is an integer number (22555602).

Almost surely, 2^45111203 is an apocalyptic number.

45111203 is a deficient number, since it is larger than the sum of its proper divisors (1).

45111203 is an equidigital number, since it uses as much as digits as its factorization.

45111203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 45111203 is about 6716.4874004200. The cubic root of 45111203 is about 355.9820799590.

Adding to 45111203 its reverse (30211154), we get a palindrome (75322357).

The spelling of 45111203 in words is "forty-five million, one hundred eleven thousand, two hundred three".