1020533403325 has 6 divisors (see below), whose sum is σ = 1265461420154. Its totient is φ = 816426722640.

The previous prime is 1020533403311. The next prime is 1020533403343. The reversal of 1020533403325 is 5233043350201.

It can be written as a sum of positive squares in 3 ways, for example, as 14690894436 + 1005842508889 = 121206^2 + 1002917^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1020533403325 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20410668042 + ... + 20410668091.

Almost surely, 2^{1020533403325} is an apocalyptic number.

It is an amenable number.

1020533403325 is a deficient number, since it is larger than the sum of its proper divisors (244928016829).

1020533403325 is an equidigital number, since it uses as much as digits as its factorization.

1020533403325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40821336143 (or 40821336138 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 1020533403325 its reverse (5233043350201), we get a palindrome (6253576753526).

The spelling of 1020533403325 in words is "one trillion, twenty billion, five hundred thirty-three million, four hundred three thousand, three hundred twenty-five".