229253872717 has 2 divisors, whose sum is σ = 229253872718. Its totient is φ = 229253872716.

The previous prime is 229253872703. The next prime is 229253872721. The reversal of 229253872717 is 717278352922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133583671081 + 95670201636 = 365491^2 + 309306^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229253872717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229253872747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114626936358 + 114626936359.

It is an arithmetic number, because the mean of its divisors is an integer number (114626936359).

Almost surely, 2^229253872717 is an apocalyptic number.

It is an amenable number.

229253872717 is a deficient number, since it is larger than the sum of its proper divisors (1).

229253872717 is an equidigital number, since it uses as much as digits as its factorization.

229253872717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5927040, while the sum is 55.

The spelling of 229253872717 in words is "two hundred twenty-nine billion, two hundred fifty-three million, eight hundred seventy-two thousand, seven hundred seventeen".