1118011 has 2 divisors, whose sum is σ = 1118012. Its totient is φ = 1118010.

The previous prime is 1118009. The next prime is 1118021. The reversal of 1118011 is 1108111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1118011 - 2¹ = 1118009 is a prime.

It is a super-2 number, since 2×1118011² = 2499897192242, which contains 22 as substring.

Together with 1118009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1117982 and 1118000.

It is not a weakly prime, because it can be changed into another prime (1118021) 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 as a sum of consecutive naturals, namely, 559005 + 559006.

It is an arithmetic number, because the mean of its divisors is an integer number (559006).

2^1118011 is an apocalyptic number.

1118011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118011 is an equidigital number, since it uses as much as digits as its factorization.

1118011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

The square root of 1118011 is about 1057.3603926760. The cubic root of 1118011 is about 103.7883701886.

The spelling of 1118011 in words is "one million, one hundred eighteen thousand, eleven".