1343305077 has 4 divisors (see below), whose sum is σ = 1791073440. Its totient is φ = 895536716.

The previous prime is 1343305049. The next prime is 1343305109. The reversal of 1343305077 is 7705033431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1343305077 - 2¹⁴ = 1343288693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343305277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223884177 + ... + 223884182.

It is an arithmetic number, because the mean of its divisors is an integer number (447768360).

Almost surely, 2^1343305077 is an apocalyptic number.

It is an amenable number.

1343305077 is a deficient number, since it is larger than the sum of its proper divisors (447768363).

1343305077 is an equidigital number, since it uses as much as digits as its factorization.

1343305077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447768362.

The product of its (nonzero) digits is 26460, while the sum is 33.

The square root of 1343305077 is about 36651.1265447598. The cubic root of 1343305077 is about 1103.3794353937.

The spelling of 1343305077 in words is "one billion, three hundred forty-three million, three hundred five thousand, seventy-seven".