1398119339 has 2 divisors, whose sum is σ = 1398119340. Its totient is φ = 1398119338.

The previous prime is 1398119263. The next prime is 1398119341. The reversal of 1398119339 is 9339118931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1398119339 - 2²⁸ = 1129683883 is a prime.

Together with 1398119341, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1398119293 and 1398119302.

It is not a weakly prime, because it can be changed into another prime (1398119369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 699059669 + 699059670.

It is an arithmetic number, because the mean of its divisors is an integer number (699059670).

Almost surely, 2^1398119339 is an apocalyptic number.

1398119339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1398119339 is an equidigital number, since it uses as much as digits as its factorization.

1398119339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 157464, while the sum is 47.

The square root of 1398119339 is about 37391.4340324091. The cubic root of 1398119339 is about 1118.1877950734.

The spelling of 1398119339 in words is "one billion, three hundred ninety-eight million, one hundred nineteen thousand, three hundred thirty-nine".