1035020225 has 12 divisors (see below), whose sum is σ = 1296135420. Its totient is φ = 819816000.

The previous prime is 1035020201. The next prime is 1035020227. The reversal of 1035020225 is 5220205301.

It can be written as a sum of positive squares in 6 ways, for example, as 69488896 + 965531329 = 8336^2 + 31073^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1035020225 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1035020197 and 1035020206.

It is not an unprimeable number, because it can be changed into a prime (1035020227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202430 + ... + 207479.

It is an arithmetic number, because the mean of its divisors is an integer number (108011285).

Almost surely, 2^1035020225 is an apocalyptic number.

It is an amenable number.

1035020225 is a deficient number, since it is larger than the sum of its proper divisors (261115195).

1035020225 is a wasteful number, since it uses less digits than its factorization.

1035020225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410020 (or 410015 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 1035020225 is about 32171.7302145844. The cubic root of 1035020225 is about 1011.5397307174.

Adding to 1035020225 its reverse (5220205301), we get a palindrome (6255225526).

The spelling of 1035020225 in words is "one billion, thirty-five million, twenty thousand, two hundred twenty-five".