45305312203 has 2 divisors, whose sum is σ = 45305312204. Its totient is φ = 45305312202.

The previous prime is 45305312179. The next prime is 45305312233. The reversal of 45305312203 is 30221350354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45305312203 - 2²⁵ = 45271757771 is a prime.

It is a super-2 number, since 2×45305312203² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45305312233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22652656101 + 22652656102.

It is an arithmetic number, because the mean of its divisors is an integer number (22652656102).

Almost surely, 2^45305312203 is an apocalyptic number.

45305312203 is a deficient number, since it is larger than the sum of its proper divisors (1).

45305312203 is an equidigital number, since it uses as much as digits as its factorization.

45305312203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 45305312203 its reverse (30221350354), we get a palindrome (75526662557).

The spelling of 45305312203 in words is "forty-five billion, three hundred five million, three hundred twelve thousand, two hundred three".