1105054555 has 32 divisors (see below), whose sum is σ = 1476453888. Its totient is φ = 787276800.

The previous prime is 1105054529. The next prime is 1105054567. The reversal of 1105054555 is 5554505011.

It is not a de Polignac number, because 1105054555 - 2⁵ = 1105054523 is a prime.

It is a super-2 number, since 2×1105054555² = 2442291139052496050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 548500 + ... + 550510.

It is an arithmetic number, because the mean of its divisors is an integer number (46139184).

Almost surely, 2^1105054555 is an apocalyptic number.

1105054555 is a deficient number, since it is larger than the sum of its proper divisors (371399333).

1105054555 is a wasteful number, since it uses less digits than its factorization.

1105054555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227.

The product of its (nonzero) digits is 12500, while the sum is 31.

The square root of 1105054555 is about 33242.3608517807. The cubic root of 1105054555 is about 1033.8588260833.

Adding to 1105054555 its reverse (5554505011), we get a palindrome (6659559566).

The spelling of 1105054555 in words is "one billion, one hundred five million, fifty-four thousand, five hundred fifty-five".