1105243325 has 12 divisors (see below), whose sum is σ = 1373680308. Its totient is φ = 882144000.

The previous prime is 1105243309. The next prime is 1105243327. The reversal of 1105243325 is 5233425011.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 397842916 + 707400409 = 19946^2 + 26597^2 .

It is not a de Polignac number, because 1105243325 - 2⁴ = 1105243309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1105243294 and 1105243303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105243327) 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, 40226 + ... + 61875.

It is an arithmetic number, because the mean of its divisors is an integer number (114473359).

Almost surely, 2^1105243325 is an apocalyptic number.

It is an amenable number.

1105243325 is a deficient number, since it is larger than the sum of its proper divisors (268436983).

1105243325 is a wasteful number, since it uses less digits than its factorization.

1105243325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102544 (or 102539 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1105243325 is about 33245.2000294779. The cubic root of 1105243325 is about 1033.9176920817.

Adding to 1105243325 its reverse (5233425011), we get a palindrome (6338668336).

The spelling of 1105243325 in words is "one billion, one hundred five million, two hundred forty-three thousand, three hundred twenty-five".