55135545 has 8 divisors (see below), whose sum is σ = 88216896. Its totient is φ = 29405616.

The previous prime is 55135541. The next prime is 55135567. The reversal of 55135545 is 54553155.

55135545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55135545 - 2² = 55135541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55135541) 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 7 ways as a sum of consecutive naturals, for example, 1837837 + ... + 1837866.

It is an arithmetic number, because the mean of its divisors is an integer number (11027112).

Almost surely, 2^55135545 is an apocalyptic number.

It is an amenable number.

55135545 is a deficient number, since it is larger than the sum of its proper divisors (33081351).

55135545 is a wasteful number, since it uses less digits than its factorization.

55135545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3675711.

The product of its digits is 37500, while the sum is 33.

The square root of 55135545 is about 7425.3313057398. The cubic root of 55135545 is about 380.6073965721.

The spelling of 55135545 in words is "fifty-five million, one hundred thirty-five thousand, five hundred forty-five".