1120255043 has 4 divisors (see below), whose sum is σ = 1168961808. Its totient is φ = 1071548280.

The previous prime is 1120254983. The next prime is 1120255061. The reversal of 1120255043 is 3405520211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3405520211 = 113 ⋅30137347.

It is a cyclic number.

It is not a de Polignac number, because 1120255043 - 2⁶ = 1120254979 is a prime.

It is a super-2 number, since 2×1120255043² = 2509942722733863698, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 48706741 = 1120255043 / (1 + 1 + 2 + 0 + 2 + 5 + 5 + 0 + 4 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120285043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24353348 + ... + 24353393.

It is an arithmetic number, because the mean of its divisors is an integer number (292240452).

Almost surely, 2^1120255043 is an apocalyptic number.

1120255043 is a deficient number, since it is larger than the sum of its proper divisors (48706765).

1120255043 is an equidigital number, since it uses as much as digits as its factorization.

1120255043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48706764.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1120255043 is about 33470.2112780903. The cubic root of 1120255043 is about 1038.5776423204.

Adding to 1120255043 its reverse (3405520211), we get a palindrome (4525775254).

The spelling of 1120255043 in words is "one billion, one hundred twenty million, two hundred fifty-five thousand, forty-three".