240234121 has 4 divisors (see below), whose sum is σ = 243128592. Its totient is φ = 237339652.

The previous prime is 240234101. The next prime is 240234133. The reversal of 240234121 is 121432042.

240234121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 240234121 - 2²⁵ = 206679689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240234101) 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, 1447111 + ... + 1447276.

It is an arithmetic number, because the mean of its divisors is an integer number (60782148).

Almost surely, 2^240234121 is an apocalyptic number.

It is an amenable number.

240234121 is a deficient number, since it is larger than the sum of its proper divisors (2894471).

240234121 is an equidigital number, since it uses as much as digits as its factorization.

240234121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2894470.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 240234121 is about 15499.4877657296. The cubic root of 240234121 is about 621.6485100686.

Adding to 240234121 its reverse (121432042), we get a palindrome (361666163).

The spelling of 240234121 in words is "two hundred forty million, two hundred thirty-four thousand, one hundred twenty-one".