45303230321 has 2 divisors, whose sum is σ = 45303230322. Its totient is φ = 45303230320.

The previous prime is 45303230311. The next prime is 45303230389. The reversal of 45303230321 is 12303230354.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30822718096 + 14480512225 = 175564^2 + 120335^2 .

It is a cyclic number.

It is not a de Polignac number, because 45303230321 - 2¹⁴ = 45303213937 is a prime.

It is not a weakly prime, because it can be changed into another prime (45303230311) 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, 22651615160 + 22651615161.

It is an arithmetic number, because the mean of its divisors is an integer number (22651615161).

Almost surely, 2^45303230321 is an apocalyptic number.

It is an amenable number.

45303230321 is a deficient number, since it is larger than the sum of its proper divisors (1).

45303230321 is an equidigital number, since it uses as much as digits as its factorization.

45303230321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 45303230321 its reverse (12303230354), we get a palindrome (57606460675).

The spelling of 45303230321 in words is "forty-five billion, three hundred three million, two hundred thirty thousand, three hundred twenty-one".