1130525 has 12 divisors (see below), whose sum is σ = 1529664. Its totient is φ = 822000.

The previous prime is 1130501. The next prime is 1130527. The reversal of 1130525 is 5250311.

It is not a de Polignac number, because 1130525 - 2¹⁰ = 1129501 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 (1130527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1781 + ... + 2330.

It is an arithmetic number, because the mean of its divisors is an integer number (127472).

2^1130525 is an apocalyptic number.

It is an amenable number.

1130525 is a deficient number, since it is larger than the sum of its proper divisors (399139).

1130525 is a wasteful number, since it uses less digits than its factorization.

1130525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4132 (or 4127 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 1130525 is about 1063.2614918260. The cubic root of 1130525 is about 104.1741719037.

Adding to 1130525 its reverse (5250311), we get a palindrome (6380836).

The spelling of 1130525 in words is "one million, one hundred thirty thousand, five hundred twenty-five".