821061314 has 8 divisors (see below), whose sum is σ = 1285139520. Its totient is φ = 392681476.

The previous prime is 821061289. The next prime is 821061323. The reversal of 821061314 is 413160128.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8924534 + ... + 8924625.

It is an arithmetic number, because the mean of its divisors is an integer number (160642440).

Almost surely, 2^821061314 is an apocalyptic number.

821061314 is a deficient number, since it is larger than the sum of its proper divisors (464078206).

821061314 is a wasteful number, since it uses less digits than its factorization.

821061314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17849184.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 821061314 is about 28654.1674804905. The cubic root of 821061314 is about 936.3938010128.

The spelling of 821061314 in words is "eight hundred twenty-one million, sixty-one thousand, three hundred fourteen".