1934495109 has 64 divisors (see below), whose sum is σ = 3063244800. Its totient is φ = 1204004736.

The previous prime is 1934495099. The next prime is 1934495111. The reversal of 1934495109 is 9015944391.

1934495109 is a `hidden beast` number, since 1 + 93 + 4 + 49 + 510 + 9 = 666.

It is not a de Polignac number, because 1934495109 - 2⁷ = 1934494981 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1934495179) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6301134 + ... + 6301440.

It is an arithmetic number, because the mean of its divisors is an integer number (47863200).

Almost surely, 2^1934495109 is an apocalyptic number.

It is an amenable number.

1934495109 is a deficient number, since it is larger than the sum of its proper divisors (1128749691).

1934495109 is a wasteful number, since it uses less digits than its factorization.

1934495109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551 (or 545 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 1934495109 is about 43982.8956413740. The cubic root of 1934495109 is about 1246.0129193250.

The spelling of 1934495109 in words is "one billion, nine hundred thirty-four million, four hundred ninety-five thousand, one hundred nine".