11040031 has 2 divisors, whose sum is σ = 11040032. Its totient is φ = 11040030.

The previous prime is 11040019. The next prime is 11040037. The reversal of 11040031 is 13004011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11040031 is a prime.

It is a super-2 number, since 2×11040031² = 243764568961922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11040037) 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, 5520015 + 5520016.

It is an arithmetic number, because the mean of its divisors is an integer number (5520016).

Almost surely, 2^11040031 is an apocalyptic number.

11040031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11040031 is an equidigital number, since it uses as much as digits as its factorization.

11040031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 11040031 is about 3322.6542101158. The cubic root of 11040031 is about 222.6674647184.

Adding to 11040031 its reverse (13004011), we get a palindrome (24044042).

The spelling of 11040031 in words is "eleven million, forty thousand, thirty-one".