1343434139 has 2 divisors, whose sum is σ = 1343434140. Its totient is φ = 1343434138.

The previous prime is 1343434093. The next prime is 1343434153. The reversal of 1343434139 is 9314343431.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9314343431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1343434139 - 2¹⁶ = 1343368603 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1343434099 and 1343434108.

It is not a weakly prime, because it can be changed into another prime (1343434199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671717069 + 671717070.

It is an arithmetic number, because the mean of its divisors is an integer number (671717070).

Almost surely, 2^1343434139 is an apocalyptic number.

1343434139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343434139 is an equidigital number, since it uses as much as digits as its factorization.

1343434139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 35.

The square root of 1343434139 is about 36652.8871850500. The cubic root of 1343434139 is about 1103.4147710740.

The spelling of 1343434139 in words is "one billion, three hundred forty-three million, four hundred thirty-four thousand, one hundred thirty-nine".