112103609 has 2 divisors, whose sum is σ = 112103610. Its totient is φ = 112103608.

The previous prime is 112103603. The next prime is 112103611. The reversal of 112103609 is 906301211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83320384 + 28783225 = 9128^2 + 5365^2 .

It is an emirp because it is prime and its reverse (906301211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112103609 - 2⁸ = 112103353 is a prime.

Together with 112103611, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112103603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56051804 + 56051805.

It is an arithmetic number, because the mean of its divisors is an integer number (56051805).

Almost surely, 2^112103609 is an apocalyptic number.

It is an amenable number.

112103609 is a deficient number, since it is larger than the sum of its proper divisors (1).

112103609 is an equidigital number, since it uses as much as digits as its factorization.

112103609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 112103609 is about 10587.8991778350. The cubic root of 112103609 is about 482.1770453755.

The spelling of 112103609 in words is "one hundred twelve million, one hundred three thousand, six hundred nine".