225215132719 has 2 divisors, whose sum is σ = 225215132720. Its totient is φ = 225215132718.

The previous prime is 225215132713. The next prime is 225215132771. The reversal of 225215132719 is 917231512522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225215132719 - 2³⁷ = 87776179247 is a prime.

It is a super-2 number, since 2×225215132719² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225215132713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112607566359 + 112607566360.

It is an arithmetic number, because the mean of its divisors is an integer number (112607566360).

Almost surely, 2^225215132719 is an apocalyptic number.

225215132719 is a deficient number, since it is larger than the sum of its proper divisors (1).

225215132719 is an equidigital number, since it uses as much as digits as its factorization.

225215132719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 40.

The spelling of 225215132719 in words is "two hundred twenty-five billion, two hundred fifteen million, one hundred thirty-two thousand, seven hundred nineteen".