1343331271 has 2 divisors, whose sum is σ = 1343331272. Its totient is φ = 1343331270.

The previous prime is 1343331239. The next prime is 1343331323. The reversal of 1343331271 is 1721333431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1343331271 - 2⁵ = 1343331239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343331371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671665635 + 671665636.

It is an arithmetic number, because the mean of its divisors is an integer number (671665636).

Almost surely, 2^1343331271 is an apocalyptic number.

1343331271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343331271 is an equidigital number, since it uses as much as digits as its factorization.

1343331271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 28.

The square root of 1343331271 is about 36651.4838853763. The cubic root of 1343331271 is about 1103.3866071905.

The spelling of 1343331271 in words is "one billion, three hundred forty-three million, three hundred thirty-one thousand, two hundred seventy-one".