2345115973 has 4 divisors (see below), whose sum is σ = 2347609068. Its totient is φ = 2342622880.

The previous prime is 2345115967. The next prime is 2345115989. The reversal of 2345115973 is 3795115432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1525839844 + 819276129 = 39062^2 + 28623^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2345115973 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2345115923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1245136 + ... + 1247017.

It is an arithmetic number, because the mean of its divisors is an integer number (586902267).

Almost surely, 2^2345115973 is an apocalyptic number.

It is an amenable number.

2345115973 is a deficient number, since it is larger than the sum of its proper divisors (2493095).

2345115973 is an equidigital number, since it uses as much as digits as its factorization.

2345115973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493094.

The product of its digits is 113400, while the sum is 40.

The square root of 2345115973 is about 48426.3974811259. The cubic root of 2345115973 is about 1328.5812169907.

The spelling of 2345115973 in words is "two billion, three hundred forty-five million, one hundred fifteen thousand, nine hundred seventy-three".