1477443421429 has 2 divisors, whose sum is σ = 1477443421430. Its totient is φ = 1477443421428.

The previous prime is 1477443421427. The next prime is 1477443421453. The reversal of 1477443421429 is 9241243447741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1144681730404 + 332761691025 = 1069898^2 + 576855^2 .

It is a cyclic number.

It is not a de Polignac number, because 1477443421429 - 2¹ = 1477443421427 is a prime.

Together with 1477443421427, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1477443421423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 738721710714 + 738721710715.

It is an arithmetic number, because the mean of its divisors is an integer number (738721710715).

Almost surely, 2^{1477443421429} is an apocalyptic number.

It is an amenable number.

1477443421429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1477443421429 is an equidigital number, since it uses as much as digits as its factorization.

1477443421429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5419008, while the sum is 52.

The spelling of 1477443421429 in words is "one trillion, four hundred seventy-seven billion, four hundred forty-three million, four hundred twenty-one thousand, four hundred twenty-nine".