240141121 has 4 divisors (see below), whose sum is σ = 261972144. Its totient is φ = 218310100.

The previous prime is 240141103. The next prime is 240141149. The reversal of 240141121 is 121141042.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240141121 - 2⁷ = 240140993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240141095 and 240141104.

It is not an unprimeable number, because it can be changed into a prime (240141521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10915495 + ... + 10915516.

It is an arithmetic number, because the mean of its divisors is an integer number (65493036).

Almost surely, 2^240141121 is an apocalyptic number.

It is an amenable number.

240141121 is a deficient number, since it is larger than the sum of its proper divisors (21831023).

240141121 is a wasteful number, since it uses less digits than its factorization.

240141121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21831022.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 240141121 is about 15496.4873761766. The cubic root of 240141121 is about 621.5682817021.

Adding to 240141121 its reverse (121141042), we get a palindrome (361282163).

The spelling of 240141121 in words is "two hundred forty million, one hundred forty-one thousand, one hundred twenty-one".