1120404434 has 4 divisors (see below), whose sum is σ = 1680606654. Its totient is φ = 560202216.

The previous prime is 1120404433. The next prime is 1120404463. The reversal of 1120404434 is 4344040211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4344040211 = 7 ⋅620577173.

It can be written as a sum of positive squares in only one way, i.e., 1115760409 + 4644025 = 33403^2 + 2155^2 .

It is not an unprimeable number, because it can be changed into a prime (1120404433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280101107 + ... + 280101110.

Almost surely, 2^1120404434 is an apocalyptic number.

1120404434 is a deficient number, since it is larger than the sum of its proper divisors (560202220).

1120404434 is an equidigital number, since it uses as much as digits as its factorization.

1120404434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560202219.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1120404434 is about 33472.4429045745. The cubic root of 1120404434 is about 1038.6238065867.

Adding to 1120404434 its reverse (4344040211), we get a palindrome (5464444645).

The spelling of 1120404434 in words is "one billion, one hundred twenty million, four hundred four thousand, four hundred thirty-four".