225215132713 has 2 divisors, whose sum is σ = 225215132714. Its totient is φ = 225215132712.

The previous prime is 225215132683. The next prime is 225215132719. The reversal of 225215132713 is 317231512522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189601026624 + 35614106089 = 435432^2 + 188717^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225215132713 is a prime.

It is not a weakly prime, because it can be changed into another prime (225215132719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112607566356 + 112607566357.

It is an arithmetic number, because the mean of its divisors is an integer number (112607566357).

Almost surely, 2^225215132713 is an apocalyptic number.

It is an amenable number.

225215132713 is a deficient number, since it is larger than the sum of its proper divisors (1).

225215132713 is an equidigital number, since it uses as much as digits as its factorization.

225215132713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 34.

The spelling of 225215132713 in words is "two hundred twenty-five billion, two hundred fifteen million, one hundred thirty-two thousand, seven hundred thirteen".