1103165525 has 48 divisors (see below), whose sum is σ = 1714711680. Its totient is φ = 683961600.

The previous prime is 1103165509. The next prime is 1103165573. The reversal of 1103165525 is 5255613011.

It is not a de Polignac number, because 1103165525 - 2⁴ = 1103165509 is a prime.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 377771 + ... + 380679.

It is an arithmetic number, because the mean of its divisors is an integer number (35723160).

Almost surely, 2^1103165525 is an apocalyptic number.

It is an amenable number.

1103165525 is a deficient number, since it is larger than the sum of its proper divisors (611546155).

1103165525 is a wasteful number, since it uses less digits than its factorization.

1103165525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3134 (or 3129 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1103165525 is about 33213.9357047610. The cubic root of 1103165525 is about 1033.2693818094.

Adding to 1103165525 its reverse (5255613011), we get a palindrome (6358778536).

The spelling of 1103165525 in words is "one billion, one hundred three million, one hundred sixty-five thousand, five hundred twenty-five".