2443738853 has 4 divisors (see below), whose sum is σ = 2528005740. Its totient is φ = 2359471968.

The previous prime is 2443738823. The next prime is 2443738901. The reversal of 2443738853 is 3588373442.

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 468203044 + 1975535809 = 21638^2 + 44447^2 .

It is a cyclic number.

It is not a de Polignac number, because 2443738853 - 2¹⁸ = 2443476709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2443738798 and 2443738807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2443738823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42133400 + ... + 42133457.

It is an arithmetic number, because the mean of its divisors is an integer number (632001435).

Almost surely, 2^2443738853 is an apocalyptic number.

It is an amenable number.

2443738853 is a deficient number, since it is larger than the sum of its proper divisors (84266887).

2443738853 is an equidigital number, since it uses as much as digits as its factorization.

2443738853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84266886.

The product of its digits is 1935360, while the sum is 47.

The square root of 2443738853 is about 49434.1870874803. The cubic root of 2443738853 is about 1346.9503823838.

The spelling of 2443738853 in words is "two billion, four hundred forty-three million, seven hundred thirty-eight thousand, eight hundred fifty-three".