394013083 has 2 divisors, whose sum is σ = 394013084. Its totient is φ = 394013082.

The previous prime is 394013041. The next prime is 394013093. The reversal of 394013083 is 380310493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 394013083 - 2¹⁷ = 393882011 is a prime.

It is not a weakly prime, because it can be changed into another prime (394013003) 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, 197006541 + 197006542.

It is an arithmetic number, because the mean of its divisors is an integer number (197006542).

Almost surely, 2^394013083 is an apocalyptic number.

394013083 is a deficient number, since it is larger than the sum of its proper divisors (1).

394013083 is an equidigital number, since it uses as much as digits as its factorization.

394013083 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 31.

The square root of 394013083 is about 19849.7627945525. The cubic root of 394013083 is about 733.1118073074. Note that the first 3 decimals are identical.

The spelling of 394013083 in words is "three hundred ninety-four million, thirteen thousand, eighty-three".