243921125041 has 8 divisors (see below), whose sum is σ = 281748465504. Its totient is φ = 208702566720.

The previous prime is 243921125009. The next prime is 243921125093. The reversal of 243921125041 is 140521129342.

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

It is a cyclic number.

It is not a de Polignac number, because 243921125041 - 2⁵ = 243921125009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243921124988 and 243921125006.

It is not an unprimeable number, because it can be changed into a prime (243921122041) 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, 652195335 + ... + 652195708.

It is an arithmetic number, because the mean of its divisors is an integer number (35218558188).

Almost surely, 2^243921125041 is an apocalyptic number.

It is an amenable number.

243921125041 is a deficient number, since it is larger than the sum of its proper divisors (37827340463).

243921125041 is a wasteful number, since it uses less digits than its factorization.

243921125041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304391071.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 243921125041 in words is "two hundred forty-three billion, nine hundred twenty-one million, one hundred twenty-five thousand, forty-one".