45140093 has 2 divisors, whose sum is σ = 45140094. Its totient is φ = 45140092.

The previous prime is 45140089. The next prime is 45140113. The reversal of 45140093 is 39004154.

45140093 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., 41306329 + 3833764 = 6427^2 + 1958^2 .

It is a cyclic number.

It is not a de Polignac number, because 45140093 - 2² = 45140089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45140003) 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, 22570046 + 22570047.

It is an arithmetic number, because the mean of its divisors is an integer number (22570047).

Almost surely, 2^45140093 is an apocalyptic number.

It is an amenable number.

45140093 is a deficient number, since it is larger than the sum of its proper divisors (1).

45140093 is an equidigital number, since it uses as much as digits as its factorization.

45140093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 45140093 is about 6718.6377339458. The cubic root of 45140093 is about 356.0580561169.

The spelling of 45140093 in words is "forty-five million, one hundred forty thousand, ninety-three".