45180439 has 2 divisors, whose sum is σ = 45180440. Its totient is φ = 45180438.

The previous prime is 45180427. The next prime is 45180467. The reversal of 45180439 is 93408154.

45180439 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 45180439 - 2¹¹ = 45178391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45180479) 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, 22590219 + 22590220.

It is an arithmetic number, because the mean of its divisors is an integer number (22590220).

Almost surely, 2^45180439 is an apocalyptic number.

45180439 is a deficient number, since it is larger than the sum of its proper divisors (1).

45180439 is an equidigital number, since it uses as much as digits as its factorization.

45180439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 45180439 is about 6721.6396065246. The cubic root of 45180439 is about 356.1641055256.

The spelling of 45180439 in words is "forty-five million, one hundred eighty thousand, four hundred thirty-nine".