1024891097473 has 4 divisors (see below), whose sum is σ = 1033960930308. Its totient is φ = 1015821264640.

The previous prime is 1024891097437. The next prime is 1024891097479. The reversal of 1024891097473 is 3747901984201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27465438529 + 997425658944 = 165727^2 + 998712^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1024891097473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1024891097479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4534916248 + ... + 4534916473.

It is an arithmetic number, because the mean of its divisors is an integer number (258490232577).

Almost surely, 2^{1024891097473} is an apocalyptic number.

It is an amenable number.

1024891097473 is a deficient number, since it is larger than the sum of its proper divisors (9069832835).

1024891097473 is an equidigital number, since it uses as much as digits as its factorization.

1024891097473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9069832834.

The product of its (nonzero) digits is 3048192, while the sum is 55.

The spelling of 1024891097473 in words is "one trillion, twenty-four billion, eight hundred ninety-one million, ninety-seven thousand, four hundred seventy-three".