1121113003 has 2 divisors, whose sum is σ = 1121113004. Its totient is φ = 1121113002.

The previous prime is 1121112983. The next prime is 1121113033. The reversal of 1121113003 is 3003111211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121113003 - 2⁹ = 1121112491 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121113033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560556501 + 560556502.

It is an arithmetic number, because the mean of its divisors is an integer number (560556502).

Almost surely, 2^1121113003 is an apocalyptic number.

1121113003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121113003 is an equidigital number, since it uses as much as digits as its factorization.

1121113003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1121113003 is about 33483.0255950683. The cubic root of 1121113003 is about 1038.8427101430.

Adding to 1121113003 its reverse (3003111211), we get a palindrome (4124224214).

The spelling of 1121113003 in words is "one billion, one hundred twenty-one million, one hundred thirteen thousand, three".