1029478471803 has 24 divisors (see below), whose sum is σ = 1556511622848. Its totient is φ = 679904767944.

The previous prime is 1029478471781. The next prime is 1029478471807. The reversal of 1029478471803 is 3081748749201.

1029478471803 is a `hidden beast` number, since 1 + 0 + 2 + 94 + 7 + 8 + 471 + 80 + 3 = 666.

It is not a de Polignac number, because 1029478471803 - 2⁸ = 1029478471547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1029478471803.

It is not an unprimeable number, because it can be changed into a prime (1029478471807) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19770901 + ... + 19822902.

It is an arithmetic number, because the mean of its divisors is an integer number (64854650952).

Almost surely, 2^{1029478471803} is an apocalyptic number.

1029478471803 is a deficient number, since it is larger than the sum of its proper divisors (527033151045).

1029478471803 is an equidigital number, since it uses as much as digits as its factorization.

1029478471803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39593925 (or 39593913 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The spelling of 1029478471803 in words is "one trillion, twenty-nine billion, four hundred seventy-eight million, four hundred seventy-one thousand, eight hundred three".