225006247243 has 4 divisors (see below), whose sum is σ = 225018620968. Its totient is φ = 224993873520.

The previous prime is 225006247237. The next prime is 225006247247. The reversal of 225006247243 is 342742600522.

It is a happy number.

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 225006247243 - 2⁵ = 225006247211 is a prime.

It is a super-2 number, since 2×225006247243² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225006247247) 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, 6159546 + ... + 6195967.

It is an arithmetic number, because the mean of its divisors is an integer number (56254655242).

Almost surely, 2^225006247243 is an apocalyptic number.

225006247243 is a deficient number, since it is larger than the sum of its proper divisors (12373725).

225006247243 is a wasteful number, since it uses less digits than its factorization.

225006247243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12373724.

The product of its (nonzero) digits is 161280, while the sum is 37.

Adding to 225006247243 its reverse (342742600522), we get a palindrome (567748847765).

The spelling of 225006247243 in words is "two hundred twenty-five billion, six million, two hundred forty-seven thousand, two hundred forty-three".