1116665107 has 2 divisors, whose sum is σ = 1116665108. Its totient is φ = 1116665106.

The previous prime is 1116665071. The next prime is 1116665113. The reversal of 1116665107 is 7015666111.

Together with previous prime (1116665071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1116665107 - 2¹⁵ = 1116632339 is a prime.

It is a super-2 number, since 2×1116665107² = 2493881922382642898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1116665117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558332553 + 558332554.

It is an arithmetic number, because the mean of its divisors is an integer number (558332554).

Almost surely, 2^1116665107 is an apocalyptic number.

1116665107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116665107 is an equidigital number, since it uses as much as digits as its factorization.

1116665107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 1116665107 is about 33416.5394228666. The cubic root of 1116665107 is about 1037.4670568143.

The spelling of 1116665107 in words is "one billion, one hundred sixteen million, six hundred sixty-five thousand, one hundred seven".