112209247 has 2 divisors, whose sum is σ = 112209248. Its totient is φ = 112209246.

The previous prime is 112209241. The next prime is 112209289. The reversal of 112209247 is 742902211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112209247 is a prime.

It is a super-2 number, since 2×112209247² = 25181830224614018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112209241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56104623 + 56104624.

It is an arithmetic number, because the mean of its divisors is an integer number (56104624).

Almost surely, 2^112209247 is an apocalyptic number.

112209247 is a deficient number, since it is larger than the sum of its proper divisors (1).

112209247 is an equidigital number, since it uses as much as digits as its factorization.

112209247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 112209247 is about 10592.8866226350. The cubic root of 112209247 is about 482.3284536072.

The spelling of 112209247 in words is "one hundred twelve million, two hundred nine thousand, two hundred forty-seven".