11031127 has 4 divisors (see below), whose sum is σ = 11132440. Its totient is φ = 10929816.

The previous prime is 11031121. The next prime is 11031161. The reversal of 11031127 is 72113011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11031127 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11031127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031121) 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 3 ways as a sum of consecutive naturals, for example, 50493 + ... + 50710.

It is an arithmetic number, because the mean of its divisors is an integer number (2783110).

Almost surely, 2^11031127 is an apocalyptic number.

11031127 is a deficient number, since it is larger than the sum of its proper divisors (101313).

11031127 is a wasteful number, since it uses less digits than its factorization.

11031127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101312.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 11031127 is about 3321.3140471807. The cubic root of 11031127 is about 222.6075867357.

Adding to 11031127 its reverse (72113011), we get a palindrome (83144138).

The spelling of 11031127 in words is "eleven million, thirty-one thousand, one hundred twenty-seven".