1035204040025 has 12 divisors (see below), whose sum is σ = 1314961620924. Its totient is φ = 807964128000.

The previous prime is 1035204040019. The next prime is 1035204040027. The reversal of 1035204040025 is 5200404025301.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 260291795344 + 774912244681 = 510188^2 + 880291^2 .

It is not a de Polignac number, because 1035204040025 - 2³⁴ = 1018024170841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1035204039976 and 1035204040003.

It is not an unprimeable number, because it can be changed into a prime (1035204040027) 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 11 ways as a sum of consecutive naturals, for example, 504976556 + ... + 504978605.

It is an arithmetic number, because the mean of its divisors is an integer number (109580135077).

Almost surely, 2^{1035204040025} is an apocalyptic number.

It is an amenable number.

1035204040025 is a deficient number, since it is larger than the sum of its proper divisors (279757580899).

1035204040025 is a wasteful number, since it uses less digits than its factorization.

1035204040025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009955212 (or 1009955207 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 1035204040025 its reverse (5200404025301), we get a palindrome (6235608065326).

The spelling of 1035204040025 in words is "one trillion, thirty-five billion, two hundred four million, forty thousand, twenty-five".