2023540445 has 16 divisors (see below), whose sum is σ = 2489982768. Its totient is φ = 1577756160.

The previous prime is 2023540423. The next prime is 2023540457. The reversal of 2023540445 is 5440453202.

It can be written as a sum of positive squares in 8 ways, for example, as 131377444 + 1892163001 = 11462^2 + 43499^2 .

It is not a de Polignac number, because 2023540445 - 2¹⁰ = 2023539421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224567 + ... + 233403.

It is an arithmetic number, because the mean of its divisors is an integer number (155623923).

Almost surely, 2^2023540445 is an apocalyptic number.

It is an amenable number.

2023540445 is a deficient number, since it is larger than the sum of its proper divisors (466442323).

2023540445 is a wasteful number, since it uses less digits than its factorization.

2023540445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 2023540445 is about 44983.7797989453. The cubic root of 2023540445 is about 1264.8449652993.

Adding to 2023540445 its reverse (5440453202), we get a palindrome (7463993647).

The spelling of 2023540445 in words is "two billion, twenty-three million, five hundred forty thousand, four hundred forty-five".