111012017 has 2 divisors, whose sum is σ = 111012018. Its totient is φ = 111012016.

The previous prime is 111011987. The next prime is 111012047. The reversal of 111012017 is 710210111.

It is a balanced prime because it is at equal distance from previous prime (111011987) and next prime (111012047).

It can be written as a sum of positive squares in only one way, i.e., 109077136 + 1934881 = 10444^2 + 1391^2 .

It is a cyclic number.

It is not a de Polignac number, because 111012017 - 2¹² = 111007921 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 111011992 and 111012010.

It is not a weakly prime, because it can be changed into another prime (111012047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55506008 + 55506009.

It is an arithmetic number, because the mean of its divisors is an integer number (55506009).

Almost surely, 2^111012017 is an apocalyptic number.

It is an amenable number.

111012017 is a deficient number, since it is larger than the sum of its proper divisors (1).

111012017 is an equidigital number, since it uses as much as digits as its factorization.

111012017 is an odious number, because the sum of its binary digits is odd.

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

The square root of 111012017 is about 10536.2240389999. The cubic root of 111012017 is about 480.6068958218.

Adding to 111012017 its reverse (710210111), we get a palindrome (821222128).

The spelling of 111012017 in words is "one hundred eleven million, twelve thousand, seventeen".