1112320503 has 24 divisors (see below), whose sum is σ = 1916049408. Its totient is φ = 607975632.

The previous prime is 1112320493. The next prime is 1112320507. The reversal of 1112320503 is 3050232111.

1112320503 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1112320503 - 2⁸ = 1112320247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112320507) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 382375 + ... + 385272.

It is an arithmetic number, because the mean of its divisors is an integer number (79835392).

Almost surely, 2^1112320503 is an apocalyptic number.

1112320503 is a deficient number, since it is larger than the sum of its proper divisors (803728905).

1112320503 is a wasteful number, since it uses less digits than its factorization.

1112320503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767683 (or 767680 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1112320503 is about 33351.4692779793. The cubic root of 1112320503 is about 1036.1198185708.

Adding to 1112320503 its reverse (3050232111), we get a palindrome (4162552614).

It can be divided in two parts, 11123 and 20503, that added together give a triangular number (31626 = T₂₅₁).

The spelling of 1112320503 in words is "one billion, one hundred twelve million, three hundred twenty thousand, five hundred three".