555552135 has 16 divisors (see below), whose sum is σ = 987648480. Its totient is φ = 296294400.

The previous prime is 555552133. The next prime is 555552161. The reversal of 555552135 is 531255555.

555552135 is a `hidden beast` number, since 55 + 55 + 521 + 35 = 666.

It is not a de Polignac number, because 555552135 - 2¹ = 555552133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 555552135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555552133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2057466 + ... + 2057735.

It is an arithmetic number, because the mean of its divisors is an integer number (61728030).

Almost surely, 2^555552135 is an apocalyptic number.

555552135 is a deficient number, since it is larger than the sum of its proper divisors (432096345).

555552135 is a wasteful number, since it uses less digits than its factorization.

555552135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4115215 (or 4115209 counting only the distinct ones).

The product of its digits is 93750, while the sum is 36.

The square root of 555552135 is about 23570.1534784990. The cubic root of 555552135 is about 822.0690042769.

The spelling of 555552135 in words is "five hundred fifty-five million, five hundred fifty-two thousand, one hundred thirty-five".