1020463455143 has 4 divisors (see below), whose sum is σ = 1113232860168. Its totient is φ = 927694050120.

The previous prime is 1020463455133. The next prime is 1020463455149. The reversal of 1020463455143 is 3415543640201.

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 1020463455143 - 2⁴ = 1020463455127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020463455097 and 1020463455106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020463455149) 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, 46384702496 + ... + 46384702517.

It is an arithmetic number, because the mean of its divisors is an integer number (278308215042).

Almost surely, 2^{1020463455143} is an apocalyptic number.

1020463455143 is a deficient number, since it is larger than the sum of its proper divisors (92769405025).

1020463455143 is an equidigital number, since it uses as much as digits as its factorization.

1020463455143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92769405024.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 1020463455143 in words is "one trillion, twenty billion, four hundred sixty-three million, four hundred fifty-five thousand, one hundred forty-three".