243044532053 has 8 divisors (see below), whose sum is σ = 245420268288. Its totient is φ = 240669105264.

The previous prime is 243044532013. The next prime is 243044532067. The reversal of 243044532053 is 350235440342.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243044532053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243044532013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1699475 + ... + 1836927.

It is an arithmetic number, because the mean of its divisors is an integer number (30677533536).

Almost surely, 2^243044532053 is an apocalyptic number.

It is an amenable number.

243044532053 is a deficient number, since it is larger than the sum of its proper divisors (2375736235).

243044532053 is a wasteful number, since it uses less digits than its factorization.

243044532053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154723.

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 243044532053 its reverse (350235440342), we get a palindrome (593279972395).

The spelling of 243044532053 in words is "two hundred forty-three billion, forty-four million, five hundred thirty-two thousand, fifty-three".