112587869 has 2 divisors, whose sum is σ = 112587870. Its totient is φ = 112587868.

The previous prime is 112587851. The next prime is 112587899. The reversal of 112587869 is 968785211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99900025 + 12687844 = 9995^2 + 3562^2 .

It is an emirp because it is prime and its reverse (968785211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112587869 - 2⁸ = 112587613 is a prime.

It is a super-2 number, since 2×112587869² = 25352056491922322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112587809) 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, 56293934 + 56293935.

It is an arithmetic number, because the mean of its divisors is an integer number (56293935).

Almost surely, 2^112587869 is an apocalyptic number.

It is an amenable number.

112587869 is a deficient number, since it is larger than the sum of its proper divisors (1).

112587869 is an equidigital number, since it uses as much as digits as its factorization.

112587869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 47.

The square root of 112587869 is about 10610.7430936763. The cubic root of 112587869 is about 482.8703434271.

The spelling of 112587869 in words is "one hundred twelve million, five hundred eighty-seven thousand, eight hundred sixty-nine".