4453812045 has 12 divisors (see below), whose sum is σ = 7719940956. Its totient is φ = 2375366400.

The previous prime is 4453812043. The next prime is 4453812047. The reversal of 4453812045 is 5402183544.

It is a happy number.

4453812045 is a `hidden beast` number, since 445 + 3 + 8 + 1 + 204 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (4453812043) and next prime (4453812047).

It can be written as a sum of positive squares in 2 ways, for example, as 1999699524 + 2454112521 = 44718^2 + 49539^2 .

It is not a de Polignac number, because 4453812045 - 2¹ = 4453812043 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4453812043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49486756 + ... + 49486845.

It is an arithmetic number, because the mean of its divisors is an integer number (643328413).

Almost surely, 2^4453812045 is an apocalyptic number.

4453812045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4453812045 is a deficient number, since it is larger than the sum of its proper divisors (3266128911).

4453812045 is a wasteful number, since it uses less digits than its factorization.

4453812045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98973612 (or 98973609 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 4453812045 is about 66736.8866894463. The cubic root of 4453812045 is about 1645.2956967600.

Adding to 4453812045 its reverse (5402183544), we get a palindrome (9855995589).

The spelling of 4453812045 in words is "four billion, four hundred fifty-three million, eight hundred twelve thousand, forty-five".