4053244645 has 4 divisors (see below), whose sum is σ = 4863893580. Its totient is φ = 3242595712.

The previous prime is 4053244633. The next prime is 4053244681. The reversal of 4053244645 is 5464423504.

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 3146873409 + 906371236 = 56097^2 + 30106^2 .

It is a cyclic number.

It is not a de Polignac number, because 4053244645 - 2²¹ = 4051147493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405324460 + ... + 405324469.

It is an arithmetic number, because the mean of its divisors is an integer number (1215973395).

Almost surely, 2^4053244645 is an apocalyptic number.

It is an amenable number.

4053244645 is a deficient number, since it is larger than the sum of its proper divisors (810648935).

4053244645 is an equidigital number, since it uses as much as digits as its factorization.

4053244645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810648934.

The product of its (nonzero) digits is 230400, while the sum is 37.

The square root of 4053244645 is about 63665.0975417457. The cubic root of 4053244645 is about 1594.4134129654.

The spelling of 4053244645 in words is "four billion, fifty-three million, two hundred forty-four thousand, six hundred forty-five".