243014005 has 16 divisors (see below), whose sum is σ = 315383040. Its totient is φ = 178694208.

The previous prime is 243013999. The next prime is 243014059. The reversal of 243014005 is 500410342.

It is a cyclic number.

It is not a de Polignac number, because 243014005 - 2¹⁵ = 242981237 is a prime.

It is a super-2 number, since 2×243014005² = 118111613252280050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7714 + ... + 23356.

It is an arithmetic number, because the mean of its divisors is an integer number (19711440).

Almost surely, 2^243014005 is an apocalyptic number.

It is an amenable number.

243014005 is a deficient number, since it is larger than the sum of its proper divisors (72369035).

243014005 is a wasteful number, since it uses less digits than its factorization.

243014005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15900.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 243014005 is about 15588.9064722321. The cubic root of 243014005 is about 624.0371349873.

Adding to 243014005 its reverse (500410342), we get a palindrome (743424347).

The spelling of 243014005 in words is "two hundred forty-three million, fourteen thousand, five".