1112661113 has 2 divisors, whose sum is σ = 1112661114. Its totient is φ = 1112661112.

The previous prime is 1112661103. The next prime is 1112661139. The reversal of 1112661113 is 3111662111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 827827984 + 284833129 = 28772^2 + 16877^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112661113 - 2⁶ = 1112661049 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112661103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556330556 + 556330557.

It is an arithmetic number, because the mean of its divisors is an integer number (556330557).

Almost surely, 2^1112661113 is an apocalyptic number.

It is an amenable number.

1112661113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112661113 is an equidigital number, since it uses as much as digits as its factorization.

1112661113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 23.

The square root of 1112661113 is about 33356.5752588601. The cubic root of 1112661113 is about 1036.2255664957.

The spelling of 1112661113 in words is "one billion, one hundred twelve million, six hundred sixty-one thousand, one hundred thirteen".