112281769 has 2 divisors, whose sum is σ = 112281770. Its totient is φ = 112281768.

The previous prime is 112281761. The next prime is 112281839. The reversal of 112281769 is 967182211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59907600 + 52374169 = 7740^2 + 7237^2 .

It is an emirp because it is prime and its reverse (967182211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112281769 - 2³ = 112281761 is a prime.

It is a super-2 number, since 2×112281769² = 25214391299538722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112281761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56140884 + 56140885.

It is an arithmetic number, because the mean of its divisors is an integer number (56140885).

Almost surely, 2^112281769 is an apocalyptic number.

It is an amenable number.

112281769 is a deficient number, since it is larger than the sum of its proper divisors (1).

112281769 is an equidigital number, since it uses as much as digits as its factorization.

112281769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 37.

The square root of 112281769 is about 10596.3092159487. The cubic root of 112281769 is about 482.4323425228.

It can be divided in two parts, 112281 and 769, that added together give a triangular number (113050 = T₄₇₅).

The spelling of 112281769 in words is "one hundred twelve million, two hundred eighty-one thousand, seven hundred sixty-nine".