22253117 has 2 divisors, whose sum is σ = 22253118. Its totient is φ = 22253116.

The previous prime is 22253107. The next prime is 22253141. The reversal of 22253117 is 71135222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16048036 + 6205081 = 4006^2 + 2491^2 .

It is a cyclic number.

It is not a de Polignac number, because 22253117 - 2⁶ = 22253053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22253092 and 22253101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22253107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11126558 + 11126559.

It is an arithmetic number, because the mean of its divisors is an integer number (11126559).

Almost surely, 2^22253117 is an apocalyptic number.

It is an amenable number.

22253117 is a deficient number, since it is larger than the sum of its proper divisors (1).

22253117 is an equidigital number, since it uses as much as digits as its factorization.

22253117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 840, while the sum is 23.

The square root of 22253117 is about 4717.3209557968. The cubic root of 22253117 is about 281.2744497592.

Adding to 22253117 its reverse (71135222), we get a palindrome (93388339).

The spelling of 22253117 in words is "twenty-two million, two hundred fifty-three thousand, one hundred seventeen".