45073849 has 2 divisors, whose sum is σ = 45073850. Its totient is φ = 45073848.

The previous prime is 45073843. The next prime is 45073877. The reversal of 45073849 is 94837054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44983849 + 90000 = 6707^2 + 300^2 .

It is a cyclic number.

It is not a de Polignac number, because 45073849 - 2¹¹ = 45071801 is a prime.

It is not a weakly prime, because it can be changed into another prime (45073843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22536924 + 22536925.

It is an arithmetic number, because the mean of its divisors is an integer number (22536925).

Almost surely, 2^45073849 is an apocalyptic number.

It is an amenable number.

45073849 is a deficient number, since it is larger than the sum of its proper divisors (1).

45073849 is an equidigital number, since it uses as much as digits as its factorization.

45073849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 45073849 is about 6713.7060555255. The cubic root of 45073849 is about 355.8837967117.

The spelling of 45073849 in words is "forty-five million, seventy-three thousand, eight hundred forty-nine".