7182199145 has 16 divisors (see below), whose sum is σ = 9423896832. Its totient is φ = 5211336960.

The previous prime is 7182199103. The next prime is 7182199153. The reversal of 7182199145 is 5419912817.

7182199145 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7182199145 - 2⁶ = 7182199081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7182199145.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126977 + ... + 174606.

It is an arithmetic number, because the mean of its divisors is an integer number (588993552).

Almost surely, 2^7182199145 is an apocalyptic number.

It is an amenable number.

7182199145 is a deficient number, since it is larger than the sum of its proper divisors (2241697687).

7182199145 is a wasteful number, since it uses less digits than its factorization.

7182199145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302032.

The product of its digits is 181440, while the sum is 47.

The square root of 7182199145 is about 84747.8562855722. The cubic root of 7182199145 is about 1929.3861099812.

The spelling of 7182199145 in words is "seven billion, one hundred eighty-two million, one hundred ninety-nine thousand, one hundred forty-five".