1603420354604 has 12 divisors (see below), whose sum is σ = 2806146608664. Its totient is φ = 801664180704.

The previous prime is 1603420354573. The next prime is 1603420354609. The reversal of 1603420354604 is 4064530243061.

It is not an unprimeable number, because it can be changed into a prime (1603420354609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11420657 + ... + 11560200.

It is an arithmetic number, because the mean of its divisors is an integer number (233845550722).

Almost surely, 2^{1603420354604} is an apocalyptic number.

It is an amenable number.

1603420354604 is a deficient number, since it is larger than the sum of its proper divisors (1202726254060).

1603420354604 is a wasteful number, since it uses less digits than its factorization.

1603420354604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22998304 (or 22998302 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

Adding to 1603420354604 its reverse (4064530243061), we get a palindrome (5667950597665).

The spelling of 1603420354604 in words is "one trillion, six hundred three billion, four hundred twenty million, three hundred fifty-four thousand, six hundred four".