225223440539 has 2 divisors, whose sum is σ = 225223440540. Its totient is φ = 225223440538.

The previous prime is 225223440511. The next prime is 225223440551. The reversal of 225223440539 is 935044322522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225223440539 is a prime.

It is a super-2 number, since 2×225223440539² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225223440496 and 225223440505.

It is not a weakly prime, because it can be changed into another prime (225223440439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112611720269 + 112611720270.

It is an arithmetic number, because the mean of its divisors is an integer number (112611720270).

Almost surely, 2^225223440539 is an apocalyptic number.

225223440539 is a deficient number, since it is larger than the sum of its proper divisors (1).

225223440539 is an equidigital number, since it uses as much as digits as its factorization.

225223440539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 225223440539 in words is "two hundred twenty-five billion, two hundred twenty-three million, four hundred forty thousand, five hundred thirty-nine".