11031001 has 8 divisors (see below), whose sum is σ = 11642400. Its totient is φ = 10422720.

The previous prime is 11030989. The next prime is 11031017. The reversal of 11031001 is 10013011.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11031001 - 2¹⁷ = 10899929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11031401) 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 7 ways as a sum of consecutive naturals, for example, 12081 + ... + 12961.

It is an arithmetic number, because the mean of its divisors is an integer number (1455300).

Almost surely, 2^11031001 is an apocalyptic number.

It is an amenable number.

11031001 is a deficient number, since it is larger than the sum of its proper divisors (611399).

11031001 is an equidigital number, since it uses as much as digits as its factorization.

11031001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559.

The product of its (nonzero) digits is 3, while the sum is 7.

The square root of 11031001 is about 3321.2950787306. The cubic root of 11031001 is about 222.6067391746.

Adding to 11031001 its reverse (10013011), we get a palindrome (21044012).

The spelling of 11031001 in words is "eleven million, thirty-one thousand, one".