1051120443 has 4 divisors (see below), whose sum is σ = 1401493928. Its totient is φ = 700746960.

The previous prime is 1051120439. The next prime is 1051120471. The reversal of 1051120443 is 3440211501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3440211501 = 3 ⋅1146737167.

It is not a de Polignac number, because 1051120443 - 2² = 1051120439 is a prime.

It is a super-2 number, since 2×1051120443² = 2209708371385032498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1051120243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175186738 + ... + 175186743.

It is an arithmetic number, because the mean of its divisors is an integer number (350373482).

Almost surely, 2^1051120443 is an apocalyptic number.

1051120443 is a deficient number, since it is larger than the sum of its proper divisors (350373485).

1051120443 is an equidigital number, since it uses as much as digits as its factorization.

1051120443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350373484.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1051120443 is about 32420.9876931595. The cubic root of 1051120443 is about 1016.7577566089.

Adding to 1051120443 its reverse (3440211501), we get a palindrome (4491331944).

The spelling of 1051120443 in words is "one billion, fifty-one million, one hundred twenty thousand, four hundred forty-three".