1103065428 has 24 divisors (see below), whose sum is σ = 2577994720. Its totient is φ = 367092000.

The previous prime is 1103065427. The next prime is 1103065459. The reversal of 1103065428 is 8245603011.

It is a junction number, because it is equal to n+sod(n) for n = 1103065395 and 1103065404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103065427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66823 + ... + 81678.

Almost surely, 2^1103065428 is an apocalyptic number.

It is an amenable number.

1103065428 is an abundant number, since it is smaller than the sum of its proper divisors (1474929292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103065428 is a wasteful number, since it uses less digits than its factorization.

1103065428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149127 (or 149125 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 1103065428 is about 33212.4288181398. The cubic root of 1103065428 is about 1033.2381292332.

Adding to 1103065428 its reverse (8245603011), we get a palindrome (9348668439).

The spelling of 1103065428 in words is "one billion, one hundred three million, sixty-five thousand, four hundred twenty-eight".