45305537 has 2 divisors, whose sum is σ = 45305538. Its totient is φ = 45305536.

The previous prime is 45305503. The next prime is 45305549. The reversal of 45305537 is 73550354.

45305537 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 can be written as a sum of positive squares in only one way, i.e., 31990336 + 13315201 = 5656^2 + 3649^2 .

It is a cyclic number.

It is not a de Polignac number, because 45305537 - 2¹⁰ = 45304513 is a prime.

It is not a weakly prime, because it can be changed into another prime (45305237) 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, 22652768 + 22652769.

It is an arithmetic number, because the mean of its divisors is an integer number (22652769).

Almost surely, 2^45305537 is an apocalyptic number.

It is an amenable number.

45305537 is a deficient number, since it is larger than the sum of its proper divisors (1).

45305537 is an equidigital number, since it uses as much as digits as its factorization.

45305537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31500, while the sum is 32.

The square root of 45305537 is about 6730.9387903917. The cubic root of 45305537 is about 356.4925246300.

The spelling of 45305537 in words is "forty-five million, three hundred five thousand, five hundred thirty-seven".