1043120055 has 32 divisors (see below), whose sum is σ = 1698830784. Its totient is φ = 546471936.

The previous prime is 1043120027. The next prime is 1043120077. The reversal of 1043120055 is 5500213401.

It is not a de Polignac number, because 1043120055 - 2¹² = 1043115959 is a prime.

It is a congruent 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, 196719 + ... + 201951.

It is an arithmetic number, because the mean of its divisors is an integer number (53088462).

Almost surely, 2^1043120055 is an apocalyptic number.

1043120055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1043120055 is a deficient number, since it is larger than the sum of its proper divisors (655710729).

1043120055 is a wasteful number, since it uses less digits than its factorization.

1043120055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5475.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1043120055 is about 32297.3691653051. The cubic root of 1043120055 is about 1014.1715695744.

Adding to 1043120055 its reverse (5500213401), we get a palindrome (6543333456).

The spelling of 1043120055 in words is "one billion, forty-three million, one hundred twenty thousand, fifty-five".