1430001428729 has 8 divisors (see below), whose sum is σ = 1505281663680. Its totient is φ = 1354722894000.

The previous prime is 1430001428719. The next prime is 1430001428759. The reversal of 1430001428729 is 9278241000341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1430001428729 - 2³² = 1425706461433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1430001428719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1532579 + ... + 2282279.

It is an arithmetic number, because the mean of its divisors is an integer number (188160207960).

Almost surely, 2^{1430001428729} is an apocalyptic number.

1430001428729 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1430001428729 is a deficient number, since it is larger than the sum of its proper divisors (75280234951).

1430001428729 is a wasteful number, since it uses less digits than its factorization.

1430001428729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850111.

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 1430001428729 in words is "one trillion, four hundred thirty billion, one million, four hundred twenty-eight thousand, seven hundred twenty-nine".