135025556 has 24 divisors (see below), whose sum is σ = 242562600. Its totient is φ = 65741312.

The previous prime is 135025529. The next prime is 135025591. The reversal of 135025556 is 655520531.

It can be written as a sum of positive squares in 4 ways, for example, as 78925456 + 56100100 = 8884^2 + 7490^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26720 + ... + 31368.

It is an arithmetic number, because the mean of its divisors is an integer number (10106775).

Almost surely, 2^135025556 is an apocalyptic number.

It is an amenable number.

135025556 is a deficient number, since it is larger than the sum of its proper divisors (107537044).

135025556 is a wasteful number, since it uses less digits than its factorization.

135025556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4843 (or 4841 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 135025556 is about 11620.0497417180. The cubic root of 135025556 is about 513.0251524386.

The spelling of 135025556 in words is "one hundred thirty-five million, twenty-five thousand, five hundred fifty-six".