135070005 has 16 divisors (see below), whose sum is σ = 246985344. Its totient is φ = 61746240.

The previous prime is 135070003. The next prime is 135070021. The reversal of 135070005 is 500070531.

It is a happy number.

It is not a de Polignac number, because 135070005 - 2¹ = 135070003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135070003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643086 + ... + 643295.

It is an arithmetic number, because the mean of its divisors is an integer number (15436584).

Almost surely, 2^135070005 is an apocalyptic number.

135070005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135070005 is a deficient number, since it is larger than the sum of its proper divisors (111915339).

135070005 is a wasteful number, since it uses less digits than its factorization.

135070005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286396.

The product of its (nonzero) digits is 525, while the sum is 21.

The square root of 135070005 is about 11621.9621837278. The cubic root of 135070005 is about 513.0814404330.

The spelling of 135070005 in words is "one hundred thirty-five million, seventy thousand, five".