108212029 has 2 divisors, whose sum is σ = 108212030. Its totient is φ = 108212028.

The previous prime is 108212017. The next prime is 108212047. The reversal of 108212029 is 920212801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60808804 + 47403225 = 7798^2 + 6885^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108212029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 108211994 and 108212012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108212009) 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, 54106014 + 54106015.

It is an arithmetic number, because the mean of its divisors is an integer number (54106015).

Almost surely, 2^108212029 is an apocalyptic number.

It is an amenable number.

108212029 is a deficient number, since it is larger than the sum of its proper divisors (1).

108212029 is an equidigital number, since it uses as much as digits as its factorization.

108212029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 108212029 is about 10402.5010934871. The cubic root of 108212029 is about 476.5317554417.

The spelling of 108212029 in words is "one hundred eight million, two hundred twelve thousand, twenty-nine".