22452343117 has 2 divisors, whose sum is σ = 22452343118. Its totient is φ = 22452343116.

The previous prime is 22452343097. The next prime is 22452343129. The reversal of 22452343117 is 71134325422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12991668361 + 9460674756 = 113981^2 + 97266^2 .

It is a cyclic number.

It is not a de Polignac number, because 22452343117 - 2¹¹ = 22452341069 is a prime.

It is a super-2 number, since 2×22452343117² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22452343517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11226171558 + 11226171559.

It is an arithmetic number, because the mean of its divisors is an integer number (11226171559).

Almost surely, 2^22452343117 is an apocalyptic number.

It is an amenable number.

22452343117 is a deficient number, since it is larger than the sum of its proper divisors (1).

22452343117 is an equidigital number, since it uses as much as digits as its factorization.

22452343117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 34.

Adding to 22452343117 its reverse (71134325422), we get a palindrome (93586668539).

The spelling of 22452343117 in words is "twenty-two billion, four hundred fifty-two million, three hundred forty-three thousand, one hundred seventeen".