112026989 has 2 divisors, whose sum is σ = 112026990. Its totient is φ = 112026988.

The previous prime is 112026979. The next prime is 112027033. The reversal of 112026989 is 989620211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93450889 + 18576100 = 9667^2 + 4310^2 .

It is a cyclic number.

It is not a de Polignac number, because 112026989 - 2⁴ = 112026973 is a prime.

It is a super-2 number, since 2×112026989² = 25100092528812242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112026919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56013494 + 56013495.

It is an arithmetic number, because the mean of its divisors is an integer number (56013495).

Almost surely, 2^112026989 is an apocalyptic number.

It is an amenable number.

112026989 is a deficient number, since it is larger than the sum of its proper divisors (1).

112026989 is an equidigital number, since it uses as much as digits as its factorization.

112026989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 112026989 is about 10584.2802778460. The cubic root of 112026989 is about 482.0671683740.

The spelling of 112026989 in words is "one hundred twelve million, twenty-six thousand, nine hundred eighty-nine".