2321435545 has 48 divisors (see below), whose sum is σ = 3316557312. Its totient is φ = 1546222080.

The previous prime is 2321435521. The next prime is 2321435573. The reversal of 2321435545 is 5455341232.

2321435545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2321435545 - 2¹¹ = 2321433497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2321435545.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1272504 + ... + 1274326.

It is an arithmetic number, because the mean of its divisors is an integer number (69094944).

Almost surely, 2^2321435545 is an apocalyptic number.

It is an amenable number.

2321435545 is a deficient number, since it is larger than the sum of its proper divisors (995121767).

2321435545 is a wasteful number, since it uses less digits than its factorization.

2321435545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002 (or 1989 counting only the distinct ones).

The product of its digits is 72000, while the sum is 34.

The square root of 2321435545 is about 48181.2779510880. The cubic root of 2321435545 is about 1324.0941799865.

Adding to 2321435545 its reverse (5455341232), we get a palindrome (7776776777).

The spelling of 2321435545 in words is "two billion, three hundred twenty-one million, four hundred thirty-five thousand, five hundred forty-five".