11116031 has 2 divisors, whose sum is σ = 11116032. Its totient is φ = 11116030.

The previous prime is 11116003. The next prime is 11116057. The reversal of 11116031 is 13061111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11116031 - 2⁶ = 11115967 is a prime.

It is a super-2 number, since 2×11116031² = 247132290385922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11115997 and 11116015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11116081) 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 as a sum of consecutive naturals, namely, 5558015 + 5558016.

It is an arithmetic number, because the mean of its divisors is an integer number (5558016).

Almost surely, 2^11116031 is an apocalyptic number.

11116031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11116031 is an equidigital number, since it uses as much as digits as its factorization.

11116031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 11116031 is about 3334.0712349918. The cubic root of 11116031 is about 223.1772471914.

Adding to 11116031 its reverse (13061111), we get a palindrome (24177142).

It can be divided in two parts, 111 and 16031, that multiplied together give a triangular number (1779441 = T₁₈₈₆).

The spelling of 11116031 in words is "eleven million, one hundred sixteen thousand, thirty-one".