1342234217 has 2 divisors, whose sum is σ = 1342234218. Its totient is φ = 1342234216.

The previous prime is 1342234211. The next prime is 1342234219. The reversal of 1342234217 is 7124322431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 728136256 + 614097961 = 26984^2 + 24781^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1342234217 is a prime.

Together with 1342234219, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1342234217.

It is not a weakly prime, because it can be changed into another prime (1342234211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671117108 + 671117109.

It is an arithmetic number, because the mean of its divisors is an integer number (671117109).

Almost surely, 2^1342234217 is an apocalyptic number.

It is an amenable number.

1342234217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342234217 is an equidigital number, since it uses as much as digits as its factorization.

1342234217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 29.

The square root of 1342234217 is about 36636.5148042223. The cubic root of 1342234217 is about 1103.0861589975.

Adding to 1342234217 its reverse (7124322431), we get a palindrome (8466556648).

The spelling of 1342234217 in words is "one billion, three hundred forty-two million, two hundred thirty-four thousand, two hundred seventeen".