1343056420477 has 4 divisors (see below), whose sum is σ = 1343270051136. Its totient is φ = 1342842789820.

The previous prime is 1343056420471. The next prime is 1343056420547. The reversal of 1343056420477 is 7740246503431.

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 1343056420477 - 2²⁷ = 1342922202749 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 (1343056420471) 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, 106805899 + ... + 106818472.

It is an arithmetic number, because the mean of its divisors is an integer number (335817512784).

Almost surely, 2^{1343056420477} is an apocalyptic number.

It is an amenable number.

1343056420477 is a deficient number, since it is larger than the sum of its proper divisors (213630659).

1343056420477 is an equidigital number, since it uses as much as digits as its factorization.

1343056420477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213630658.

The product of its (nonzero) digits is 1693440, while the sum is 46.

The spelling of 1343056420477 in words is "one trillion, three hundred forty-three billion, fifty-six million, four hundred twenty thousand, four hundred seventy-seven".