1101131003 has 8 divisors (see below), whose sum is σ = 1313150208. Its totient is φ = 902790504.

The previous prime is 1101130991. The next prime is 1101131023. The reversal of 1101131003 is 3001311011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1101131003 - 2⁶ = 1101130939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101131023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3419501 + ... + 3419822.

It is an arithmetic number, because the mean of its divisors is an integer number (164143776).

Almost surely, 2^1101131003 is an apocalyptic number.

1101131003 is a deficient number, since it is larger than the sum of its proper divisors (212019205).

1101131003 is an equidigital number, since it uses as much as digits as its factorization.

1101131003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6839353.

The product of its (nonzero) digits is 9, while the sum is 11.

The square root of 1101131003 is about 33183.2940348001. The cubic root of 1101131003 is about 1032.6337857584.

Adding to 1101131003 its reverse (3001311011), we get a palindrome (4102442014).

The spelling of 1101131003 in words is "one billion, one hundred one million, one hundred thirty-one thousand, three".