1103421004 has 18 divisors (see below), whose sum is σ = 2246250300. Its totient is φ = 472894632.

The previous prime is 1103421001. The next prime is 1103421073. The reversal of 1103421004 is 4001243011.

It is not an unprimeable number, because it can be changed into a prime (1103421001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2814654 + ... + 2815045.

Almost surely, 2^1103421004 is an apocalyptic number.

1103421004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1103421004 is an abundant number, since it is smaller than the sum of its proper divisors (1142829296).

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

1103421004 is a wasteful number, since it uses less digits than its factorization.

1103421004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5629717 (or 5629708 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1103421004 is about 33217.7814430765. The cubic root of 1103421004 is about 1033.3491396357.

Adding to 1103421004 its reverse (4001243011), we get a palindrome (5104664015).

The spelling of 1103421004 in words is "one billion, one hundred three million, four hundred twenty-one thousand, four".