112195819 has 2 divisors, whose sum is σ = 112195820. Its totient is φ = 112195818.

The previous prime is 112195807. The next prime is 112195841. The reversal of 112195819 is 918591211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112195819 is a prime.

It is a super-2 number, since 2×112195819² = 25175803602161522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112145819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56097909 + 56097910.

It is an arithmetic number, because the mean of its divisors is an integer number (56097910).

Almost surely, 2^112195819 is an apocalyptic number.

112195819 is a deficient number, since it is larger than the sum of its proper divisors (1).

112195819 is an equidigital number, since it uses as much as digits as its factorization.

112195819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 37.

The square root of 112195819 is about 10592.2527821045. The cubic root of 112195819 is about 482.3092128731.

The spelling of 112195819 in words is "one hundred twelve million, one hundred ninety-five thousand, eight hundred nineteen".