240535123 has 2 divisors, whose sum is σ = 240535124. Its totient is φ = 240535122.

The previous prime is 240535121. The next prime is 240535133. The reversal of 240535123 is 321535042.

240535123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 240535123 - 2¹ = 240535121 is a prime.

Together with 240535121, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (240535121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120267561 + 120267562.

It is an arithmetic number, because the mean of its divisors is an integer number (120267562).

Almost surely, 2^240535123 is an apocalyptic number.

240535123 is a deficient number, since it is larger than the sum of its proper divisors (1).

240535123 is an equidigital number, since it uses as much as digits as its factorization.

240535123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 240535123 is about 15509.1947888986. The cubic root of 240535123 is about 621.9080337763.

The spelling of 240535123 in words is "two hundred forty million, five hundred thirty-five thousand, one hundred twenty-three".