135945071 has 2 divisors, whose sum is σ = 135945072. Its totient is φ = 135945070.

The previous prime is 135945041. The next prime is 135945143. The reversal of 135945071 is 170549531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135945071 - 2¹⁴ = 135928687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135945031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67972535 + 67972536.

It is an arithmetic number, because the mean of its divisors is an integer number (67972536).

Almost surely, 2^135945071 is an apocalyptic number.

135945071 is a deficient number, since it is larger than the sum of its proper divisors (1).

135945071 is an equidigital number, since it uses as much as digits as its factorization.

135945071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 135945071 is about 11659.5484904005. The cubic root of 135945071 is about 514.1870745309.

The spelling of 135945071 in words is "one hundred thirty-five million, nine hundred forty-five thousand, seventy-one".