135104553 has 24 divisors (see below), whose sum is σ = 208615680. Its totient is φ = 84047040.

The previous prime is 135104527. The next prime is 135104609. The reversal of 135104553 is 355401531.

135104553 is a `hidden beast` number, since 1 + 3 + 5 + 104 + 553 = 666.

It is not a de Polignac number, because 135104553 - 2⁵ = 135104521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135104653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 528 + ... + 16446.

It is an arithmetic number, because the mean of its divisors is an integer number (8692320).

Almost surely, 2^135104553 is an apocalyptic number.

It is an amenable number.

135104553 is a deficient number, since it is larger than the sum of its proper divisors (73511127).

135104553 is a wasteful number, since it uses less digits than its factorization.

135104553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15989 (or 15986 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 135104553 is about 11623.4484125839. The cubic root of 135104553 is about 513.1251817668.

The spelling of 135104553 in words is "one hundred thirty-five million, one hundred four thousand, five hundred fifty-three".