1120142403 has 12 divisors (see below), whose sum is σ = 1661713248. Its totient is φ = 726578640.

The previous prime is 1120142351. The next prime is 1120142417. The reversal of 1120142403 is 3042410211.

1120142403 is a `hidden beast` number, since 1 + 120 + 142 + 403 = 666.

It is not a de Polignac number, because 1120142403 - 2⁶ = 1120142339 is a prime.

It is a super-2 number, since 2×1120142403² = 2509438005997228818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1120142453) 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, 1681563 + ... + 1682228.

It is an arithmetic number, because the mean of its divisors is an integer number (138476104).

Almost surely, 2^1120142403 is an apocalyptic number.

1120142403 is a deficient number, since it is larger than the sum of its proper divisors (541570845).

1120142403 is a wasteful number, since it uses less digits than its factorization.

1120142403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3363834 (or 3363831 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1120142403 is about 33468.5285454858. The cubic root of 1120142403 is about 1038.5428320013.

Adding to 1120142403 its reverse (3042410211), we get a palindrome (4162552614).

The spelling of 1120142403 in words is "one billion, one hundred twenty million, one hundred forty-two thousand, four hundred three".