1343020566 has 32 divisors (see below), whose sum is σ = 2816753760. Its totient is φ = 426311424.

The previous prime is 1343020541. The next prime is 1343020571. The reversal of 1343020566 is 6650203431.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 40165 + ... + 65568.

It is an arithmetic number, because the mean of its divisors is an integer number (88023555).

Almost surely, 2^1343020566 is an apocalyptic number.

1343020566 is an abundant number, since it is smaller than the sum of its proper divisors (1473733194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1343020566 is a wasteful number, since it uses less digits than its factorization.

1343020566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105840.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 1343020566 is about 36647.2449987717. The cubic root of 1343020566 is about 1103.3015315833.

Adding to 1343020566 its reverse (6650203431), we get a palindrome (7993223997).

The spelling of 1343020566 in words is "one billion, three hundred forty-three million, twenty thousand, five hundred sixty-six".