1105300825 has 12 divisors (see below), whose sum is σ = 1375676460. Its totient is φ = 880948160.

The previous prime is 1105300817. The next prime is 1105300831. The reversal of 1105300825 is 5280035011.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 403527744 + 701773081 = 20088^2 + 26491^2 .

It is not a de Polignac number, because 1105300825 - 2³ = 1105300817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 1105300825.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75454 + ... + 88903.

It is an arithmetic number, because the mean of its divisors is an integer number (114639705).

Almost surely, 2^1105300825 is an apocalyptic number.

It is an amenable number.

1105300825 is a deficient number, since it is larger than the sum of its proper divisors (270375635).

1105300825 is a wasteful number, since it uses less digits than its factorization.

1105300825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164636 (or 164631 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 1105300825 is about 33246.0648047254. The cubic root of 1105300825 is about 1033.9356215382.

Adding to 1105300825 its reverse (5280035011), we get a palindrome (6385335836).

The spelling of 1105300825 in words is "one billion, one hundred five million, three hundred thousand, eight hundred twenty-five".