45169693 has 2 divisors, whose sum is σ = 45169694. Its totient is φ = 45169692.

The previous prime is 45169643. The next prime is 45169721. The reversal of 45169693 is 39696154.

45169693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42745444 + 2424249 = 6538^2 + 1557^2 .

It is a cyclic number.

It is not a de Polignac number, because 45169693 - 2¹⁷ = 45038621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45169643) 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, 22584846 + 22584847.

It is an arithmetic number, because the mean of its divisors is an integer number (22584847).

Almost surely, 2^45169693 is an apocalyptic number.

It is an amenable number.

45169693 is a deficient number, since it is larger than the sum of its proper divisors (1).

45169693 is an equidigital number, since it uses as much as digits as its factorization.

45169693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 43.

The square root of 45169693 is about 6720.8402004511. The cubic root of 45169693 is about 356.1358658490.

The spelling of 45169693 in words is "forty-five million, one hundred sixty-nine thousand, six hundred ninety-three".