1641306323 has 2 divisors, whose sum is σ = 1641306324. Its totient is φ = 1641306322.

The previous prime is 1641306313. The next prime is 1641306341. The reversal of 1641306323 is 3236031461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1641306323 - 2⁴ = 1641306307 is a prime.

It is not a weakly prime, because it can be changed into another prime (1641306313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 820653161 + 820653162.

It is an arithmetic number, because the mean of its divisors is an integer number (820653162).

Almost surely, 2^1641306323 is an apocalyptic number.

1641306323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1641306323 is an equidigital number, since it uses as much as digits as its factorization.

1641306323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 1641306323 is about 40513.0389257582. The cubic root of 1641306323 is about 1179.5867371655.

Adding to 1641306323 its reverse (3236031461), we get a palindrome (4877337784).

The spelling of 1641306323 in words is "one billion, six hundred forty-one million, three hundred six thousand, three hundred twenty-three".