112333409 has 2 divisors, whose sum is σ = 112333410. Its totient is φ = 112333408.

The previous prime is 112333393. The next prime is 112333411. The reversal of 112333409 is 904333211.

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., 93219025 + 19114384 = 9655^2 + 4372^2 .

It is an emirp because it is prime and its reverse (904333211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112333409 - 2⁴ = 112333393 is a prime.

It is a super-2 number, since 2×112333409² = 25237589555122562, which contains 22 as substring.

Together with 112333411, 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 (112333499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56166704 + 56166705.

It is an arithmetic number, because the mean of its divisors is an integer number (56166705).

Almost surely, 2^112333409 is an apocalyptic number.

It is an amenable number.

112333409 is a deficient number, since it is larger than the sum of its proper divisors (1).

112333409 is an equidigital number, since it uses as much as digits as its factorization.

112333409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 112333409 is about 10598.7456333285. The cubic root of 112333409 is about 482.5062903777.

The spelling of 112333409 in words is "one hundred twelve million, three hundred thirty-three thousand, four hundred nine".