1679146829 has 2 divisors, whose sum is σ = 1679146830. Its totient is φ = 1679146828.

The previous prime is 1679146787. The next prime is 1679146849. The reversal of 1679146829 is 9286419761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1049889604 + 629257225 = 32402^2 + 25085^2 .

It is an emirp because it is prime and its reverse (9286419761) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1679146829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1679146849) 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, 839573414 + 839573415.

It is an arithmetic number, because the mean of its divisors is an integer number (839573415).

Almost surely, 2^1679146829 is an apocalyptic number.

It is an amenable number.

1679146829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1679146829 is an equidigital number, since it uses as much as digits as its factorization.

1679146829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 53.

The square root of 1679146829 is about 40977.3941216374. The cubic root of 1679146829 is about 1188.5831191031.

The spelling of 1679146829 in words is "one billion, six hundred seventy-nine million, one hundred forty-six thousand, eight hundred twenty-nine".