2004534157603 has 8 divisors (see below), whose sum is σ = 2015422574256. Its totient is φ = 1993665273600.

The previous prime is 2004534157559. The next prime is 2004534157607. The reversal of 2004534157603 is 3067514354002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2004534157603 - 2⁹ = 2004534157091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2004534157607) 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, 4677333 + ... + 5087878.

It is an arithmetic number, because the mean of its divisors is an integer number (251927821782).

Almost surely, 2^{2004534157603} is an apocalyptic number.

2004534157603 is a deficient number, since it is larger than the sum of its proper divisors (10888416653).

2004534157603 is an equidigital number, since it uses as much as digits as its factorization.

2004534157603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9766325.

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 2004534157603 in words is "two trillion, four billion, five hundred thirty-four million, one hundred fifty-seven thousand, six hundred three".