1020455004325 has 6 divisors (see below), whose sum is σ = 1265364205394. Its totient is φ = 816364003440.

The previous prime is 1020455004323. The next prime is 1020455004367. The reversal of 1020455004325 is 5234005540201.

It can be written as a sum of positive squares in 3 ways, for example, as 95445777249 + 925009227076 = 308943^2 + 961774^2 .

It is not a de Polignac number, because 1020455004325 - 2¹ = 1020455004323 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020455004323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20409100062 + ... + 20409100111.

Almost surely, 2^{1020455004325} is an apocalyptic number.

It is an amenable number.

1020455004325 is a deficient number, since it is larger than the sum of its proper divisors (244909201069).

1020455004325 is an equidigital number, since it uses as much as digits as its factorization.

1020455004325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40818200183 (or 40818200178 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 1020455004325 in words is "one trillion, twenty billion, four hundred fifty-five million, four thousand, three hundred twenty-five".