1103245252 has 12 divisors (see below), whose sum is σ = 1932397180. Its totient is φ = 551131776.

The previous prime is 1103245237. The next prime is 1103245259. The reversal of 1103245252 is 2525423011.

It can be written as a sum of positive squares in 2 ways, for example, as 364275396 + 738969856 = 19086^2 + 27184^2 .

It is not an unprimeable number, because it can be changed into a prime (1103245259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117633 + ... + 126664.

Almost surely, 2^1103245252 is an apocalyptic number.

It is an amenable number.

1103245252 is a deficient number, since it is larger than the sum of its proper divisors (829151928).

1103245252 is a wasteful number, since it uses less digits than its factorization.

1103245252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245430 (or 245428 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1103245252 is about 33215.1358871223. The cubic root of 1103245252 is about 1033.2942730524.

Adding to 1103245252 its reverse (2525423011), we get a palindrome (3628668263).

The spelling of 1103245252 in words is "one billion, one hundred three million, two hundred forty-five thousand, two hundred fifty-two".