112551643 has 2 divisors, whose sum is σ = 112551644. Its totient is φ = 112551642.

The previous prime is 112551641. The next prime is 112551653. The reversal of 112551643 is 346155211.

It is a weak prime.

It is an emirp because it is prime and its reverse (346155211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112551643 - 2¹ = 112551641 is a prime.

Together with 112551641, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (112551641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56275821 + 56275822.

It is an arithmetic number, because the mean of its divisors is an integer number (56275822).

Almost surely, 2^112551643 is an apocalyptic number.

112551643 is a deficient number, since it is larger than the sum of its proper divisors (1).

112551643 is an equidigital number, since it uses as much as digits as its factorization.

112551643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 28.

The square root of 112551643 is about 10609.0359128434. The cubic root of 112551643 is about 482.8185488076.

The spelling of 112551643 in words is "one hundred twelve million, five hundred fifty-one thousand, six hundred forty-three".