135051233 has 2 divisors, whose sum is σ = 135051234. Its totient is φ = 135051232.

The previous prime is 135051223. The next prime is 135051251. The reversal of 135051233 is 332150531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109579024 + 25472209 = 10468^2 + 5047^2 .

It is a cyclic number.

It is not a de Polignac number, because 135051233 - 2⁸ = 135050977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135051199 and 135051208.

It is not a weakly prime, because it can be changed into another prime (135051223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67525616 + 67525617.

It is an arithmetic number, because the mean of its divisors is an integer number (67525617).

Almost surely, 2^135051233 is an apocalyptic number.

It is an amenable number.

135051233 is a deficient number, since it is larger than the sum of its proper divisors (1).

135051233 is an equidigital number, since it uses as much as digits as its factorization.

135051233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 135051233 is about 11621.1545467737. The cubic root of 135051233 is about 513.0576700160.

The spelling of 135051233 in words is "one hundred thirty-five million, fifty-one thousand, two hundred thirty-three".