135670029273 has 20 divisors (see below), whose sum is σ = 203178120420. Its totient is φ = 90218839392.

The previous prime is 135670029263. The next prime is 135670029307. The reversal of 135670029273 is 372920076531.

135670029273 is a `hidden beast` number, since 1 + 356 + 7 + 0 + 0 + 29 + 273 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37417872969 + 98252156304 = 193437^2 + 313452^2 .

It is not a de Polignac number, because 135670029273 - 2¹⁴ = 135670012889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135670029263) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2077338 + ... + 2141651.

It is an arithmetic number, because the mean of its divisors is an integer number (10158906021).

Almost surely, 2^135670029273 is an apocalyptic number.

It is an amenable number.

135670029273 is a deficient number, since it is larger than the sum of its proper divisors (67508091147).

135670029273 is an equidigital number, since it uses as much as digits as its factorization.

135670029273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4219398 (or 4219389 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 45.

The spelling of 135670029273 in words is "one hundred thirty-five billion, six hundred seventy million, twenty-nine thousand, two hundred seventy-three".