1343330621263 has 4 divisors (see below), whose sum is σ = 1343402356968. Its totient is φ = 1343258885560.

The previous prime is 1343330621261. The next prime is 1343330621291. The reversal of 1343330621263 is 3621260333431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1343330621263 - 2¹ = 1343330621261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343330621261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35839756 + ... + 35877217.

It is an arithmetic number, because the mean of its divisors is an integer number (335850589242).

Almost surely, 2^{1343330621263} is an apocalyptic number.

1343330621263 is a deficient number, since it is larger than the sum of its proper divisors (71735705).

1343330621263 is an equidigital number, since it uses as much as digits as its factorization.

1343330621263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71735704.

The product of its (nonzero) digits is 139968, while the sum is 37.

Adding to 1343330621263 its reverse (3621260333431), we get a palindrome (4964590954694).

The spelling of 1343330621263 in words is "one trillion, three hundred forty-three billion, three hundred thirty million, six hundred twenty-one thousand, two hundred sixty-three".