1120040203 has 4 divisors (see below), whose sum is σ = 1120496680. Its totient is φ = 1119583728.

The previous prime is 1120040183. The next prime is 1120040237. The reversal of 1120040203 is 3020400211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1120040203 - 2⁵ = 1120040171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120040303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224538 + ... + 229471.

It is an arithmetic number, because the mean of its divisors is an integer number (280124170).

Almost surely, 2^1120040203 is an apocalyptic number.

1120040203 is a deficient number, since it is larger than the sum of its proper divisors (456477).

1120040203 is an equidigital number, since it uses as much as digits as its factorization.

1120040203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456476.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1120040203 is about 33467.0017031702. The cubic root of 1120040203 is about 1038.5112460454.

Adding to 1120040203 its reverse (3020400211), we get a palindrome (4140440414).

The spelling of 1120040203 in words is "one billion, one hundred twenty million, forty thousand, two hundred three".