45549853 has 2 divisors, whose sum is σ = 45549854. Its totient is φ = 45549852.

The previous prime is 45549839. The next prime is 45549971. The reversal of 45549853 is 35894554.

45549853 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 can be written as a sum of positive squares in only one way, i.e., 44662489 + 887364 = 6683^2 + 942^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45549853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45519853) 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, 22774926 + 22774927.

It is an arithmetic number, because the mean of its divisors is an integer number (22774927).

Almost surely, 2^45549853 is an apocalyptic number.

It is an amenable number.

45549853 is a deficient number, since it is larger than the sum of its proper divisors (1).

45549853 is an equidigital number, since it uses as much as digits as its factorization.

45549853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432000, while the sum is 43.

The square root of 45549853 is about 6749.0631201671. The cubic root of 45549853 is about 357.1321869498.

The spelling of 45549853 in words is "forty-five million, five hundred forty-nine thousand, eight hundred fifty-three".