1342313243 has 2 divisors, whose sum is σ = 1342313244. Its totient is φ = 1342313242.

The previous prime is 1342313239. The next prime is 1342313249. The reversal of 1342313243 is 3423132431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1342313243 - 2² = 1342313239 is a prime.

It is not a weakly prime, because it can be changed into another prime (1342313249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671156621 + 671156622.

It is an arithmetic number, because the mean of its divisors is an integer number (671156622).

Almost surely, 2^1342313243 is an apocalyptic number.

1342313243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342313243 is an equidigital number, since it uses as much as digits as its factorization.

1342313243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 26.

The square root of 1342313243 is about 36637.5933025083. The cubic root of 1342313243 is about 1103.1078071756.

Adding to 1342313243 its reverse (3423132431), we get a palindrome (4765445674).

The spelling of 1342313243 in words is "one billion, three hundred forty-two million, three hundred thirteen thousand, two hundred forty-three".