1343253139 has 2 divisors, whose sum is σ = 1343253140. Its totient is φ = 1343253138.

The previous prime is 1343253101. The next prime is 1343253161. The reversal of 1343253139 is 9313523431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1343253139 - 2²¹ = 1341155987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1343253169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671626569 + 671626570.

It is an arithmetic number, because the mean of its divisors is an integer number (671626570).

Almost surely, 2^1343253139 is an apocalyptic number.

1343253139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343253139 is an equidigital number, since it uses as much as digits as its factorization.

1343253139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 34.

The square root of 1343253139 is about 36650.4179921594. The cubic root of 1343253139 is about 1103.3652147323.

The spelling of 1343253139 in words is "one billion, three hundred forty-three million, two hundred fifty-three thousand, one hundred thirty-nine".