135124343 has 2 divisors, whose sum is σ = 135124344. Its totient is φ = 135124342.

The previous prime is 135124307. The next prime is 135124351. The reversal of 135124343 is 343421531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135124343 - 2¹⁰ = 135123319 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135123343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67562171 + 67562172.

It is an arithmetic number, because the mean of its divisors is an integer number (67562172).

Almost surely, 2^135124343 is an apocalyptic number.

135124343 is a deficient number, since it is larger than the sum of its proper divisors (1).

135124343 is an equidigital number, since it uses as much as digits as its factorization.

135124343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 26.

The square root of 135124343 is about 11624.2996778301. The cubic root of 135124343 is about 513.1502345903.

Adding to 135124343 its reverse (343421531), we get a palindrome (478545874).

The spelling of 135124343 in words is "one hundred thirty-five million, one hundred twenty-four thousand, three hundred forty-three".