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112126919 is a prime number
BaseRepresentation
bin1101010111011…
…10101111000111
321210222122012212
412223232233013
5212201030134
615043134035
72531030432
oct653565707
9253878185
10112126919
1158324683
123167431b
131a2cb4b8
1410c6a819
159c9cbce
hex6aeebc7

112126919 has 2 divisors, whose sum is σ = 112126920. Its totient is φ = 112126918.

The previous prime is 112126901. The next prime is 112126939. The reversal of 112126919 is 919621211.

It is a weak prime.

It is an emirp because it is prime and its reverse (919621211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-112126919 is a prime.

It is a super-2 number, since 2×1121269192 = 25144891928865122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112126939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56063459 + 56063460.

It is an arithmetic number, because the mean of its divisors is an integer number (56063460).

Almost surely, 2112126919 is an apocalyptic number.

112126919 is a deficient number, since it is larger than the sum of its proper divisors (1).

112126919 is an equidigital number, since it uses as much as digits as its factorization.

112126919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 32.

The square root of 112126919 is about 10588.9999055624. Note that the first 4 decimals coincide. The cubic root of 112126919 is about 482.2104631757.

The spelling of 112126919 in words is "one hundred twelve million, one hundred twenty-six thousand, nine hundred nineteen".