2003103154425 has 24 divisors (see below), whose sum is σ = 3312164322400. Its totient is φ = 1068203260800.

The previous prime is 2003103154421. The next prime is 2003103154433. The reversal of 2003103154425 is 5244513013002.

It is not a de Polignac number, because 2003103154425 - 2² = 2003103154421 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2003103154392 and 2003103154401.

It is not an unprimeable number, because it can be changed into a prime (2003103154421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 797071 + ... + 2154420.

Almost surely, 2^{2003103154425} is an apocalyptic number.

2003103154425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2003103154425 is a deficient number, since it is larger than the sum of its proper divisors (1309061167975).

2003103154425 is a wasteful number, since it uses less digits than its factorization.

2003103154425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2960553 (or 2960548 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 2003103154425 its reverse (5244513013002), we get a palindrome (7247616167427).

The spelling of 2003103154425 in words is "two trillion, three billion, one hundred three million, one hundred fifty-four thousand, four hundred twenty-five".