135310223 has 2 divisors, whose sum is σ = 135310224. Its totient is φ = 135310222.

The previous prime is 135310193. The next prime is 135310283. The reversal of 135310223 is 322013531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135310223 - 2⁶ = 135310159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135310195 and 135310204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135310283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67655111 + 67655112.

It is an arithmetic number, because the mean of its divisors is an integer number (67655112).

Almost surely, 2^135310223 is an apocalyptic number.

135310223 is a deficient number, since it is larger than the sum of its proper divisors (1).

135310223 is an equidigital number, since it uses as much as digits as its factorization.

135310223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 135310223 is about 11632.2922504552. The cubic root of 135310223 is about 513.3854270047.

Adding to 135310223 its reverse (322013531), we get a palindrome (457323754).

The spelling of 135310223 in words is "one hundred thirty-five million, three hundred ten thousand, two hundred twenty-three".