45447361 has 2 divisors, whose sum is σ = 45447362. Its totient is φ = 45447360.

The previous prime is 45447343. The next prime is 45447377. The reversal of 45447361 is 16374454.

45447361 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., 43362225 + 2085136 = 6585^2 + 1444^2 .

It is a cyclic number.

It is not a de Polignac number, because 45447361 - 2¹¹ = 45445313 is a prime.

It is not a weakly prime, because it can be changed into another prime (45447161) 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, 22723680 + 22723681.

It is an arithmetic number, because the mean of its divisors is an integer number (22723681).

Almost surely, 2^45447361 is an apocalyptic number.

It is an amenable number.

45447361 is a deficient number, since it is larger than the sum of its proper divisors (1).

45447361 is an equidigital number, since it uses as much as digits as its factorization.

45447361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 34.

The square root of 45447361 is about 6741.4657901676. The cubic root of 45447361 is about 356.8641240271.

The spelling of 45447361 in words is "forty-five million, four hundred forty-seven thousand, three hundred sixty-one".