135245843 has 2 divisors, whose sum is σ = 135245844. Its totient is φ = 135245842.

The previous prime is 135245813. The next prime is 135245893. The reversal of 135245843 is 348542531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135245843 - 2¹⁰ = 135244819 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (135245813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67622921 + 67622922.

It is an arithmetic number, because the mean of its divisors is an integer number (67622922).

Almost surely, 2^135245843 is an apocalyptic number.

135245843 is a deficient number, since it is larger than the sum of its proper divisors (1).

135245843 is an equidigital number, since it uses as much as digits as its factorization.

135245843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 35.

The square root of 135245843 is about 11629.5246248503. The cubic root of 135245843 is about 513.3039919231.

The spelling of 135245843 in words is "one hundred thirty-five million, two hundred forty-five thousand, eight hundred forty-three".