1025535085603 has 16 divisors (see below), whose sum is σ = 1193260052160. Its totient is φ = 863257844736.

The previous prime is 1025535085567. The next prime is 1025535085639. The reversal of 1025535085603 is 3065805355201.

It is an interprime number because it is at equal distance from previous prime (1025535085567) and next prime (1025535085639).

It is not a de Polignac number, because 1025535085603 - 2²¹ = 1025532988451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1025535085603.

It is not an unprimeable number, because it can be changed into a prime (1025535085703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5861050 + ... + 6033487.

It is an arithmetic number, because the mean of its divisors is an integer number (74578753260).

Almost surely, 2^{1025535085603} is an apocalyptic number.

1025535085603 is a deficient number, since it is larger than the sum of its proper divisors (167724966557).

1025535085603 is a wasteful number, since it uses less digits than its factorization.

1025535085603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11894766.

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 1025535085603 in words is "one trillion, twenty-five billion, five hundred thirty-five million, eighty-five thousand, six hundred three".