1343355241 has 2 divisors, whose sum is σ = 1343355242. Its totient is φ = 1343355240.

The previous prime is 1343355239. The next prime is 1343355259. The reversal of 1343355241 is 1425533431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1304654400 + 38700841 = 36120^2 + 6221^2 .

It is a cyclic number.

It is not a de Polignac number, because 1343355241 - 2¹ = 1343355239 is a prime.

Together with 1343355239, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1343355941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671677620 + 671677621.

It is an arithmetic number, because the mean of its divisors is an integer number (671677621).

Almost surely, 2^1343355241 is an apocalyptic number.

It is an amenable number.

1343355241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343355241 is an equidigital number, since it uses as much as digits as its factorization.

1343355241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 31.

The square root of 1343355241 is about 36651.8108829564. The cubic root of 1343355241 is about 1103.3931699846.

Adding to 1343355241 its reverse (1425533431), we get a palindrome (2768888672).

The spelling of 1343355241 in words is "one billion, three hundred forty-three million, three hundred fifty-five thousand, two hundred forty-one".