135571346 has 32 divisors (see below), whose sum is σ = 226670400. Its totient is φ = 60540480.

The previous prime is 135571309. The next prime is 135571349. The reversal of 135571346 is 643175531.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135571349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45956 + ... + 48816.

It is an arithmetic number, because the mean of its divisors is an integer number (7083450).

Almost surely, 2^135571346 is an apocalyptic number.

135571346 is a deficient number, since it is larger than the sum of its proper divisors (91099054).

135571346 is a wasteful number, since it uses less digits than its factorization.

135571346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2954.

The product of its digits is 37800, while the sum is 35.

The square root of 135571346 is about 11643.5108966325. The cubic root of 135571346 is about 513.7154602117.

The spelling of 135571346 in words is "one hundred thirty-five million, five hundred seventy-one thousand, three hundred forty-six".