1120331403 has 12 divisors (see below), whose sum is σ = 1688615760. Its totient is φ = 714414096.

The previous prime is 1120331383. The next prime is 1120331411. The reversal of 1120331403 is 3041330211.

It is not a de Polignac number, because 1120331403 - 2¹⁷ = 1120200331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1120331423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2705908 + ... + 2706321.

It is an arithmetic number, because the mean of its divisors is an integer number (140717980).

Almost surely, 2^1120331403 is an apocalyptic number.

1120331403 is a deficient number, since it is larger than the sum of its proper divisors (568284357).

1120331403 is a wasteful number, since it uses less digits than its factorization.

1120331403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5412258 (or 5412255 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1120331403 is about 33471.3519744871. The cubic root of 1120331403 is about 1038.6012393240.

Adding to 1120331403 its reverse (3041330211), we get a palindrome (4161661614).

The spelling of 1120331403 in words is "one billion, one hundred twenty million, three hundred thirty-one thousand, four hundred three".