135334237 has 2 divisors, whose sum is σ = 135334238. Its totient is φ = 135334236.

The previous prime is 135334223. The next prime is 135334247. The reversal of 135334237 is 732433531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127103076 + 8231161 = 11274^2 + 2869^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135334237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135334199 and 135334208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135334247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67667118 + 67667119.

It is an arithmetic number, because the mean of its divisors is an integer number (67667119).

Almost surely, 2^135334237 is an apocalyptic number.

It is an amenable number.

135334237 is a deficient number, since it is larger than the sum of its proper divisors (1).

135334237 is an equidigital number, since it uses as much as digits as its factorization.

135334237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 31.

The square root of 135334237 is about 11633.3244173796. The cubic root of 135334237 is about 513.4157960044.

Adding to 135334237 its reverse (732433531), we get a palindrome (867767768).

The spelling of 135334237 in words is "one hundred thirty-five million, three hundred thirty-four thousand, two hundred thirty-seven".