112143769 has 2 divisors, whose sum is σ = 112143770. Its totient is φ = 112143768.

The previous prime is 112143767. The next prime is 112143797. The reversal of 112143769 is 967341211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112105744 + 38025 = 10588^2 + 195^2 .

It is a cyclic number.

It is not a de Polignac number, because 112143769 - 2¹ = 112143767 is a prime.

It is a super-2 number, since 2×112143769² = 25152449851050722, which contains 22 as substring.

Together with 112143767, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (112143767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56071884 + 56071885.

It is an arithmetic number, because the mean of its divisors is an integer number (56071885).

Almost surely, 2^112143769 is an apocalyptic number.

It is an amenable number.

112143769 is a deficient number, since it is larger than the sum of its proper divisors (1).

112143769 is an equidigital number, since it uses as much as digits as its factorization.

112143769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 34.

The square root of 112143769 is about 10589.7955126622. The cubic root of 112143769 is about 482.2346168740.

The spelling of 112143769 in words is "one hundred twelve million, one hundred forty-three thousand, seven hundred sixty-nine".