1826212123 has 2 divisors, whose sum is σ = 1826212124. Its totient is φ = 1826212122.

The previous prime is 1826212079. The next prime is 1826212133. The reversal of 1826212123 is 3212126281.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1826212123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1826212091 and 1826212100.

It is not a weakly prime, because it can be changed into another prime (1826212133) 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, 913106061 + 913106062.

It is an arithmetic number, because the mean of its divisors is an integer number (913106062).

Almost surely, 2^1826212123 is an apocalyptic number.

1826212123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1826212123 is an equidigital number, since it uses as much as digits as its factorization.

1826212123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 28.

The square root of 1826212123 is about 42734.2031983750. The cubic root of 1826212123 is about 1222.3166861996.

The spelling of 1826212123 in words is "one billion, eight hundred twenty-six million, two hundred twelve thousand, one hundred twenty-three".