135941128 has 16 divisors (see below), whose sum is σ = 255065580. Its totient is φ = 67923648.

The previous prime is 135941101. The next prime is 135941149. The reversal of 135941128 is 821149531.

It can be written as a sum of positive squares in 2 ways, for example, as 133125444 + 2815684 = 11538^2 + 1678^2 .

It is a junction number, because it is equal to n+sod(n) for n = 135941093 and 135941102.

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, 8526 + ... + 18562.

Almost surely, 2^135941128 is an apocalyptic number.

It is an amenable number.

135941128 is a deficient number, since it is larger than the sum of its proper divisors (119124452).

135941128 is a wasteful number, since it uses less digits than its factorization.

135941128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11736 (or 11732 counting only the distinct ones).

The product of its digits is 8640, while the sum is 34.

The square root of 135941128 is about 11659.3794002940. The cubic root of 135941128 is about 514.1821032602.

The spelling of 135941128 in words is "one hundred thirty-five million, nine hundred forty-one thousand, one hundred twenty-eight".