55571105 has 32 divisors (see below), whose sum is σ = 75859200. Its totient is φ = 38852352.

The previous prime is 55571099. The next prime is 55571107. The reversal of 55571105 is 50117555.

It is a cyclic number.

It is not a de Polignac number, because 55571105 - 2⁶ = 55571041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (55571107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62927 + ... + 63803.

It is an arithmetic number, because the mean of its divisors is an integer number (2370600).

Almost surely, 2^55571105 is an apocalyptic number.

It is an amenable number.

55571105 is a deficient number, since it is larger than the sum of its proper divisors (20288095).

55571105 is a wasteful number, since it uses less digits than its factorization.

55571105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953.

The product of its (nonzero) digits is 4375, while the sum is 29.

The square root of 55571105 is about 7454.6029404657. The cubic root of 55571105 is about 381.6070102047.

The spelling of 55571105 in words is "fifty-five million, five hundred seventy-one thousand, one hundred five".