45193867 has 2 divisors, whose sum is σ = 45193868. Its totient is φ = 45193866.

The previous prime is 45193859. The next prime is 45193891. The reversal of 45193867 is 76839154.

45193867 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 is a cyclic number.

It is not a de Polignac number, because 45193867 - 2³ = 45193859 is a prime.

It is a super-2 number, since 2×45193867² = 4084971228827378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45194867) 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, 22596933 + 22596934.

It is an arithmetic number, because the mean of its divisors is an integer number (22596934).

Almost surely, 2^45193867 is an apocalyptic number.

45193867 is a deficient number, since it is larger than the sum of its proper divisors (1).

45193867 is an equidigital number, since it uses as much as digits as its factorization.

45193867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 43.

The square root of 45193867 is about 6722.6383957491. The cubic root of 45193867 is about 356.1993870028.

The spelling of 45193867 in words is "forty-five million, one hundred ninety-three thousand, eight hundred sixty-seven".