13103503425 has 36 divisors (see below), whose sum is σ = 24705092880. Its totient is φ = 6620715360.

The previous prime is 13103503411. The next prime is 13103503447. The reversal of 13103503425 is 52430530131.

13103503425 is a `hidden beast` number, since 1 + 310 + 3 + 5 + 0 + 342 + 5 = 666.

It is not a de Polignac number, because 13103503425 - 2⁷ = 13103503297 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1528299 + ... + 1536848.

It is an arithmetic number, because the mean of its divisors is an integer number (686252580).

Almost surely, 2^13103503425 is an apocalyptic number.

13103503425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13103503425 is a deficient number, since it is larger than the sum of its proper divisors (11601589455).

13103503425 is a wasteful number, since it uses less digits than its factorization.

13103503425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065182 (or 3065174 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The spelling of 13103503425 in words is "thirteen billion, one hundred three million, five hundred three thousand, four hundred twenty-five".