1103030428 has 12 divisors (see below), whose sum is σ = 1996865640. Its totient is φ = 532497392.

The previous prime is 1103030419. The next prime is 1103030441. The reversal of 1103030428 is 8240303011.

It is a super-2 number, since 2×1103030428² = 2433352250187726368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1103030399 and 1103030408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4754326 + ... + 4754557.

It is an arithmetic number, because the mean of its divisors is an integer number (166405470).

Almost surely, 2^1103030428 is an apocalyptic number.

It is an amenable number.

1103030428 is a deficient number, since it is larger than the sum of its proper divisors (893835212).

1103030428 is a wasteful number, since it uses less digits than its factorization.

1103030428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9508916 (or 9508914 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1103030428 is about 33211.9019027818. The cubic root of 1103030428 is about 1033.2272009854.

Adding to 1103030428 its reverse (8240303011), we get a palindrome (9343333439).

The spelling of 1103030428 in words is "one billion, one hundred three million, thirty thousand, four hundred twenty-eight".