45073393 has 2 divisors, whose sum is σ = 45073394. Its totient is φ = 45073392.

The previous prime is 45073381. The next prime is 45073451. The reversal of 45073393 is 39337054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33837489 + 11235904 = 5817^2 + 3352^2 .

It is a cyclic number.

It is not a de Polignac number, because 45073393 - 2⁵ = 45073361 is a prime.

It is a super-2 number, since 2×45073393² = 4063221513064898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45073493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22536696 + 22536697.

It is an arithmetic number, because the mean of its divisors is an integer number (22536697).

Almost surely, 2^45073393 is an apocalyptic number.

It is an amenable number.

45073393 is a deficient number, since it is larger than the sum of its proper divisors (1).

45073393 is an equidigital number, since it uses as much as digits as its factorization.

45073393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 34.

The square root of 45073393 is about 6713.6720950609. The cubic root of 45073393 is about 355.8825965807.

The spelling of 45073393 in words is "forty-five million, seventy-three thousand, three hundred ninety-three".