112862861 has 2 divisors, whose sum is σ = 112862862. Its totient is φ = 112862860.

The previous prime is 112862843. The next prime is 112862887. The reversal of 112862861 is 168268211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88548100 + 24314761 = 9410^2 + 4931^2 .

It is an emirp because it is prime and its reverse (168268211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112862861 - 2¹⁸ = 112600717 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112862801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56431430 + 56431431.

It is an arithmetic number, because the mean of its divisors is an integer number (56431431).

Almost surely, 2^112862861 is an apocalyptic number.

It is an amenable number.

112862861 is a deficient number, since it is larger than the sum of its proper divisors (1).

112862861 is an equidigital number, since it uses as much as digits as its factorization.

112862861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9216, while the sum is 35.

The square root of 112862861 is about 10623.6933784819. The cubic root of 112862861 is about 483.2631551960.

The spelling of 112862861 in words is "one hundred twelve million, eight hundred sixty-two thousand, eight hundred sixty-one".