135056843 has 2 divisors, whose sum is σ = 135056844. Its totient is φ = 135056842.

The previous prime is 135056821. The next prime is 135056849. The reversal of 135056843 is 348650531.

It is a strong prime.

It is an emirp because it is prime and its reverse (348650531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135056843 - 2²² = 130862539 is a prime.

It is a super-2 number, since 2×135056843² = 36480701682253298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135056849) 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, 67528421 + 67528422.

It is an arithmetic number, because the mean of its divisors is an integer number (67528422).

Almost surely, 2^135056843 is an apocalyptic number.

135056843 is a deficient number, since it is larger than the sum of its proper divisors (1).

135056843 is an equidigital number, since it uses as much as digits as its factorization.

135056843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 135056843 is about 11621.3959144330. The cubic root of 135056843 is about 513.0647740205.

The spelling of 135056843 in words is "one hundred thirty-five million, fifty-six thousand, eight hundred forty-three".