135470071 has 4 divisors (see below), whose sum is σ = 147785544. Its totient is φ = 123154600.

The previous prime is 135470063. The next prime is 135470089. The reversal of 135470071 is 170074531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135470071 - 2³ = 135470063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135870071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6157720 + ... + 6157741.

It is an arithmetic number, because the mean of its divisors is an integer number (36946386).

Almost surely, 2^135470071 is an apocalyptic number.

135470071 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

135470071 is a deficient number, since it is larger than the sum of its proper divisors (12315473).

135470071 is a wasteful number, since it uses less digits than its factorization.

135470071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12315472.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 135470071 is about 11639.1610951993. The cubic root of 135470071 is about 513.5875091484.

The spelling of 135470071 in words is "one hundred thirty-five million, four hundred seventy thousand, seventy-one".