240521063 has 4 divisors (see below), whose sum is σ = 241342248. Its totient is φ = 239699880.

The previous prime is 240521027. The next prime is 240521069. The reversal of 240521063 is 360125042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 240521063 - 2¹² = 240516967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240521069) 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, 410153 + ... + 410738.

It is an arithmetic number, because the mean of its divisors is an integer number (60335562).

Almost surely, 2^240521063 is an apocalyptic number.

240521063 is a deficient number, since it is larger than the sum of its proper divisors (821185).

240521063 is an equidigital number, since it uses as much as digits as its factorization.

240521063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821184.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 240521063 is about 15508.7415027784. The cubic root of 240521063 is about 621.8959160764.

The spelling of 240521063 in words is "two hundred forty million, five hundred twenty-one thousand, sixty-three".