1945324195 has 16 divisors (see below), whose sum is σ = 2476617120. Its totient is φ = 1461804544.

The previous prime is 1945324181. The next prime is 1945324201. The reversal of 1945324195 is 5914235491.

It is a cyclic number.

It is not a de Polignac number, because 1945324195 - 2⁷ = 1945324067 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20784 + ... + 65746.

It is an arithmetic number, because the mean of its divisors is an integer number (154788570).

Almost surely, 2^1945324195 is an apocalyptic number.

1945324195 is a deficient number, since it is larger than the sum of its proper divisors (531292925).

1945324195 is a wasteful number, since it uses less digits than its factorization.

1945324195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45494.

The product of its digits is 194400, while the sum is 43.

The square root of 1945324195 is about 44105.8294899892. The cubic root of 1945324195 is about 1248.3336077634. Note that the first 3 decimals are identical.

The spelling of 1945324195 in words is "one billion, nine hundred forty-five million, three hundred twenty-four thousand, one hundred ninety-five".