2345892109 has 16 divisors (see below), whose sum is σ = 2643886080. Its totient is φ = 2062134000.

The previous prime is 2345892103. The next prime is 2345892113. The reversal of 2345892109 is 9012985432.

It is a cyclic number.

It is not a de Polignac number, because 2345892109 - 2⁵ = 2345892077 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2345892103) by changing a digit.

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, 597864 + ... + 601774.

It is an arithmetic number, because the mean of its divisors is an integer number (165242880).

Almost surely, 2^2345892109 is an apocalyptic number.

It is an amenable number.

2345892109 is a deficient number, since it is larger than the sum of its proper divisors (297993971).

2345892109 is a wasteful number, since it uses less digits than its factorization.

2345892109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5712.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 2345892109 is about 48434.4103814633. The cubic root of 2345892109 is about 1328.7277692276.

The spelling of 2345892109 in words is "two billion, three hundred forty-five million, eight hundred ninety-two thousand, one hundred nine".