1343573839 has 2 divisors, whose sum is σ = 1343573840. Its totient is φ = 1343573838.

The previous prime is 1343573831. The next prime is 1343573843. The reversal of 1343573839 is 9383753431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1343573839 - 2³ = 1343573831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343573831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671786919 + 671786920.

It is an arithmetic number, because the mean of its divisors is an integer number (671786920).

Almost surely, 2^1343573839 is an apocalyptic number.

1343573839 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343573839 is an equidigital number, since it uses as much as digits as its factorization.

1343573839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 46.

The square root of 1343573839 is about 36654.7928516858. The cubic root of 1343573839 is about 1103.4530167650.

The spelling of 1343573839 in words is "one billion, three hundred forty-three million, five hundred seventy-three thousand, eight hundred thirty-nine".