135433856 has 16 divisors (see below), whose sum is σ = 269809890. Its totient is φ = 67716864.

The previous prime is 135433819. The next prime is 135433877. The reversal of 135433856 is 658334531.

It can be written as a sum of positive squares in only one way, i.e., 126337600 + 9096256 = 11240^2 + 3016^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528911 + ... + 529166.

Almost surely, 2^135433856 is an apocalyptic number.

135433856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135433856 is a deficient number, since it is larger than the sum of its proper divisors (134376034).

135433856 is an equidigital number, since it uses as much as digits as its factorization.

135433856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058091 (or 1058079 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

The square root of 135433856 is about 11637.6052519408. The cubic root of 135433856 is about 513.5417395572.

The spelling of 135433856 in words is "one hundred thirty-five million, four hundred thirty-three thousand, eight hundred fifty-six".