1025411125 has 8 divisors (see below), whose sum is σ = 1279713240. Its totient is φ = 820328800.

The previous prime is 1025411111. The next prime is 1025411141. The reversal of 1025411125 is 5211145201.

1025411125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 137311524 + 888099601 = 11718^2 + 29801^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1025411125 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1025411096 and 1025411105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4101520 + ... + 4101769.

It is an arithmetic number, because the mean of its divisors is an integer number (159964155).

Almost surely, 2^1025411125 is an apocalyptic number.

It is an amenable number.

1025411125 is a deficient number, since it is larger than the sum of its proper divisors (254302115).

1025411125 is an frugal number, since it uses more digits than its factorization.

1025411125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8203304 (or 8203294 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1025411125 is about 32022.0412372478. The cubic root of 1025411125 is about 1008.3996237789.

Adding to 1025411125 its reverse (5211145201), we get a palindrome (6236556326).

The spelling of 1025411125 in words is "one billion, twenty-five million, four hundred eleven thousand, one hundred twenty-five".