1428887143003 has 4 divisors (see below), whose sum is σ = 1429494923808. Its totient is φ = 1428279362200.

The previous prime is 1428887142989. The next prime is 1428887143009. The reversal of 1428887143003 is 3003417888241.

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 1428887143003 - 2⁵ = 1428887142971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1428887143009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303886876 + ... + 303891577.

It is an arithmetic number, because the mean of its divisors is an integer number (357373730952).

Almost surely, 2^{1428887143003} is an apocalyptic number.

1428887143003 is a deficient number, since it is larger than the sum of its proper divisors (607780805).

1428887143003 is an equidigital number, since it uses as much as digits as its factorization.

1428887143003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607780804.

The product of its (nonzero) digits is 1032192, while the sum is 49.

The spelling of 1428887143003 in words is "one trillion, four hundred twenty-eight billion, eight hundred eighty-seven million, one hundred forty-three thousand, three".