112206691 has 2 divisors, whose sum is σ = 112206692. Its totient is φ = 112206690.

The previous prime is 112206667. The next prime is 112206739. The reversal of 112206691 is 196602211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112206691 - 2²¹ = 110109539 is a prime.

It is a Chen prime.

It is equal to p_6422356 and since 112206691 and 6422356 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (112206491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56103345 + 56103346.

It is an arithmetic number, because the mean of its divisors is an integer number (56103346).

Almost surely, 2^112206691 is an apocalyptic number.

112206691 is a deficient number, since it is larger than the sum of its proper divisors (1).

112206691 is an equidigital number, since it uses as much as digits as its factorization.

112206691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 112206691 is about 10592.7659749472. The cubic root of 112206691 is about 482.3247912801.

The spelling of 112206691 in words is "one hundred twelve million, two hundred six thousand, six hundred ninety-one".