1161106003 has 2 divisors, whose sum is σ = 1161106004. Its totient is φ = 1161106002.

The previous prime is 1161105997. The next prime is 1161106039. The reversal of 1161106003 is 3006011611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1161106003 - 2⁵ = 1161105971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1161106043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580553001 + 580553002.

It is an arithmetic number, because the mean of its divisors is an integer number (580553002).

Almost surely, 2^1161106003 is an apocalyptic number.

1161106003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1161106003 is an equidigital number, since it uses as much as digits as its factorization.

1161106003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1161106003 is about 34075.0055465880. The cubic root of 1161106003 is about 1051.0514042833.

Adding to 1161106003 its reverse (3006011611), we get a palindrome (4167117614).

The spelling of 1161106003 in words is "one billion, one hundred sixty-one million, one hundred six thousand, three".