135154043 has 2 divisors, whose sum is σ = 135154044. Its totient is φ = 135154042.

The previous prime is 135154039. The next prime is 135154067. The reversal of 135154043 is 340451531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135154043 - 2² = 135154039 is a prime.

It is not a weakly prime, because it can be changed into another prime (135184043) 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, 67577021 + 67577022.

It is an arithmetic number, because the mean of its divisors is an integer number (67577022).

Almost surely, 2^135154043 is an apocalyptic number.

135154043 is a deficient number, since it is larger than the sum of its proper divisors (1).

135154043 is an equidigital number, since it uses as much as digits as its factorization.

135154043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 135154043 is about 11625.5771039549. The cubic root of 135154043 is about 513.1878282248.

The spelling of 135154043 in words is "one hundred thirty-five million, one hundred fifty-four thousand, forty-three".