1020432601603 has 16 divisors (see below), whose sum is σ = 1044478250496. Its totient is φ = 996485513760.

The previous prime is 1020432601553. The next prime is 1020432601609. The reversal of 1020432601603 is 3061062340201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020432601603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020432601609) 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 15 ways as a sum of consecutive naturals, for example, 114125113 + ... + 114134053.

It is an arithmetic number, because the mean of its divisors is an integer number (65279890656).

Almost surely, 2^{1020432601603} is an apocalyptic number.

1020432601603 is a deficient number, since it is larger than the sum of its proper divisors (24045648893).

1020432601603 is an equidigital number, since it uses as much as digits as its factorization.

1020432601603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14154.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 1020432601603 its reverse (3061062340201), we get a palindrome (4081494941804).

The spelling of 1020432601603 in words is "one trillion, twenty billion, four hundred thirty-two million, six hundred one thousand, six hundred three".