135071013 has 16 divisors (see below), whose sum is σ = 224534016. Its totient is φ = 70166640.

The previous prime is 135071003. The next prime is 135071021. The reversal of 135071013 is 310170531.

It is not a de Polignac number, because 135071013 - 2¹⁰ = 135069989 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 (135071003) 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, 292131 + ... + 292592.

It is an arithmetic number, because the mean of its divisors is an integer number (14033376).

Almost surely, 2^135071013 is an apocalyptic number.

It is an amenable number.

135071013 is a deficient number, since it is larger than the sum of its proper divisors (89463003).

135071013 is a wasteful number, since it uses less digits than its factorization.

135071013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584744.

The product of its (nonzero) digits is 315, while the sum is 21.

The square root of 135071013 is about 11622.0055498180. The cubic root of 135071013 is about 513.0827167707.

The spelling of 135071013 in words is "one hundred thirty-five million, seventy-one thousand, thirteen".