1994119339 has 2 divisors, whose sum is σ = 1994119340. Its totient is φ = 1994119338.

The previous prime is 1994119321. The next prime is 1994119349. The reversal of 1994119339 is 9339114991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1994119339 - 2⁹ = 1994118827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1994119292 and 1994119301.

It is not a weakly prime, because it can be changed into another prime (1994119349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 997059669 + 997059670.

It is an arithmetic number, because the mean of its divisors is an integer number (997059670).

Almost surely, 2^1994119339 is an apocalyptic number.

1994119339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1994119339 is an equidigital number, since it uses as much as digits as its factorization.

1994119339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 236196, while the sum is 49.

The square root of 1994119339 is about 44655.5633600115. The cubic root of 1994119339 is about 1258.6849761835.

The spelling of 1994119339 in words is "one billion, nine hundred ninety-four million, one hundred nineteen thousand, three hundred thirty-nine".