1120432403 has 4 divisors (see below), whose sum is σ = 1130347848. Its totient is φ = 1110516960.

The previous prime is 1120432399. The next prime is 1120432457. The reversal of 1120432403 is 3042340211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3042340211 = 19 ⋅160123169.

It is a cyclic number.

It is not a de Polignac number, because 1120432403 - 2² = 1120432399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120432003) 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, 4957553 + ... + 4957778.

It is an arithmetic number, because the mean of its divisors is an integer number (282586962).

Almost surely, 2^1120432403 is an apocalyptic number.

1120432403 is a deficient number, since it is larger than the sum of its proper divisors (9915445).

1120432403 is an equidigital number, since it uses as much as digits as its factorization.

1120432403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9915444.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1120432403 is about 33472.8606934035. The cubic root of 1120432403 is about 1038.6324490098.

Adding to 1120432403 its reverse (3042340211), we get a palindrome (4162772614).

The spelling of 1120432403 in words is "one billion, one hundred twenty million, four hundred thirty-two thousand, four hundred three".