223136273 has 2 divisors, whose sum is σ = 223136274. Its totient is φ = 223136272.

The previous prime is 223136267. The next prime is 223136279. The reversal of 223136273 is 372631322.

It is a balanced prime because it is at equal distance from previous prime (223136267) and next prime (223136279).

It can be written as a sum of positive squares in only one way, i.e., 201299344 + 21836929 = 14188^2 + 4673^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223136273 is a prime.

It is a super-3 number, since 3×223136273³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223136279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111568136 + 111568137.

It is an arithmetic number, because the mean of its divisors is an integer number (111568137).

Almost surely, 2^223136273 is an apocalyptic number.

It is an amenable number.

223136273 is a deficient number, since it is larger than the sum of its proper divisors (1).

223136273 is an equidigital number, since it uses as much as digits as its factorization.

223136273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 29.

The square root of 223136273 is about 14937.7465837388. The cubic root of 223136273 is about 606.5361984798.

Adding to 223136273 its reverse (372631322), we get a palindrome (595767595).

The spelling of 223136273 in words is "two hundred twenty-three million, one hundred thirty-six thousand, two hundred seventy-three".