135170656 has 24 divisors (see below), whose sum is σ = 266545944. Its totient is φ = 67476480.

The previous prime is 135170627. The next prime is 135170663. The reversal of 135170656 is 656071531.

It is a super-2 number, since 2×135170656² = 36542212486940672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19056 + ... + 25168.

It is an arithmetic number, because the mean of its divisors is an integer number (11106081).

Almost surely, 2^135170656 is an apocalyptic number.

135170656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135170656 is a deficient number, since it is larger than the sum of its proper divisors (131375288).

135170656 is an equidigital number, since it uses as much as digits as its factorization.

135170656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6814 (or 6806 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 135170656 is about 11626.2915841639. The cubic root of 135170656 is about 513.2088542085.

The spelling of 135170656 in words is "one hundred thirty-five million, one hundred seventy thousand, six hundred fifty-six".