243141104 has 40 divisors (see below), whose sum is σ = 496575360. Its totient is φ = 115152128.

The previous prime is 243141071. The next prime is 243141127. The reversal of 243141104 is 401141342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19649 + ... + 29535.

It is an arithmetic number, because the mean of its divisors is an integer number (12414384).

Almost surely, 2^243141104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243141104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248287680).

243141104 is an abundant number, since it is smaller than the sum of its proper divisors (253434256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243141104 is a wasteful number, since it uses less digits than its factorization.

243141104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9977 (or 9971 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 243141104 is about 15592.9825241998. The cubic root of 243141104 is about 624.1459087901.

Adding to 243141104 its reverse (401141342), we get a palindrome (644282446).

The spelling of 243141104 in words is "two hundred forty-three million, one hundred forty-one thousand, one hundred four".