2345403853 has 4 divisors (see below), whose sum is σ = 2525819548. Its totient is φ = 2164988160.

The previous prime is 2345403829. The next prime is 2345403877. The reversal of 2345403853 is 3583045432.

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

It is an interprime number because it is at equal distance from previous prime (2345403829) and next prime (2345403877).

It can be written as a sum of positive squares in 2 ways, for example, as 564395049 + 1781008804 = 23757^2 + 42202^2 .

It is a cyclic number.

It is not a de Polignac number, because 2345403853 - 2²¹ = 2343306701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2345403803) 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, 90207828 + ... + 90207853.

It is an arithmetic number, because the mean of its divisors is an integer number (631454887).

Almost surely, 2^2345403853 is an apocalyptic number.

It is an amenable number.

2345403853 is a deficient number, since it is larger than the sum of its proper divisors (180415695).

2345403853 is a wasteful number, since it uses less digits than its factorization.

2345403853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180415694.

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 2345403853 is about 48429.3697357296. The cubic root of 2345403853 is about 1328.6355790941.

The spelling of 2345403853 in words is "two billion, three hundred forty-five million, four hundred three thousand, eight hundred fifty-three".