555601105 has 4 divisors (see below), whose sum is σ = 666721332. Its totient is φ = 444480880.

The previous prime is 555601099. The next prime is 555601117. The reversal of 555601105 is 501106555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 501106555 = 5 ⋅100221311.

It can be written as a sum of positive squares in 2 ways, for example, as 221771664 + 333829441 = 14892^2 + 18271^2 .

It is not a de Polignac number, because 555601105 - 2⁷ = 555600977 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55560106 + ... + 55560115.

It is an arithmetic number, because the mean of its divisors is an integer number (166680333).

Almost surely, 2^555601105 is an apocalyptic number.

It is an amenable number.

555601105 is a deficient number, since it is larger than the sum of its proper divisors (111120227).

555601105 is a wasteful number, since it uses less digits than its factorization.

555601105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111120226.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 555601105 is about 23571.1922693783. The cubic root of 555601105 is about 822.0931577475.

It can be divided in two parts, 55560 and 1105, that added together give a palindrome (56665).

The spelling of 555601105 in words is "five hundred fifty-five million, six hundred one thousand, one hundred five".