112143973 has 2 divisors, whose sum is σ = 112143974. Its totient is φ = 112143972.

The previous prime is 112143971. The next prime is 112144027. The reversal of 112143973 is 379341211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98843364 + 13300609 = 9942^2 + 3647^2 .

It is an emirp because it is prime and its reverse (379341211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112143973 - 2¹ = 112143971 is a prime.

Together with 112143971, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112143971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56071986 + 56071987.

It is an arithmetic number, because the mean of its divisors is an integer number (56071987).

Almost surely, 2^112143973 is an apocalyptic number.

It is an amenable number.

112143973 is a deficient number, since it is larger than the sum of its proper divisors (1).

112143973 is an equidigital number, since it uses as much as digits as its factorization.

112143973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 112143973 is about 10589.8051445718. The cubic root of 112143973 is about 482.2349092838.

The spelling of 112143973 in words is "one hundred twelve million, one hundred forty-three thousand, nine hundred seventy-three".