1384817190829 has 2 divisors, whose sum is σ = 1384817190830. Its totient is φ = 1384817190828.

The previous prime is 1384817190811. The next prime is 1384817190851. The reversal of 1384817190829 is 9280917184831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1229326562500 + 155490628329 = 1108750^2 + 394323^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1384817190829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1384817190929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692408595414 + 692408595415.

It is an arithmetic number, because the mean of its divisors is an integer number (692408595415).

Almost surely, 2^{1384817190829} is an apocalyptic number.

It is an amenable number.

1384817190829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1384817190829 is an equidigital number, since it uses as much as digits as its factorization.

1384817190829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6967296, while the sum is 61.

The spelling of 1384817190829 in words is "one trillion, three hundred eighty-four billion, eight hundred seventeen million, one hundred ninety thousand, eight hundred twenty-nine".