1113162003 has 6 divisors (see below), whose sum is σ = 1607900684. Its totient is φ = 742107996.

The previous prime is 1113161993. The next prime is 1113162019. The reversal of 1113162003 is 3002613111.

1113162003 is a `hidden beast` number, since 1 + 11 + 31 + 620 + 0 + 3 = 666.

It is not a de Polignac number, because 1113162003 - 2¹⁷ = 1113030931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113162103) 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 in 5 ways as a sum of consecutive naturals, for example, 61842325 + ... + 61842342.

Almost surely, 2^1113162003 is an apocalyptic number.

1113162003 is a deficient number, since it is larger than the sum of its proper divisors (494738681).

1113162003 is a wasteful number, since it uses less digits than its factorization.

1113162003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123684673 (or 123684670 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1113162003 is about 33364.0825289712. The cubic root of 1113162003 is about 1036.3810367619.

Adding to 1113162003 its reverse (3002613111), we get a palindrome (4115775114).

The spelling of 1113162003 in words is "one billion, one hundred thirteen million, one hundred sixty-two thousand, three".