103513025355525 has 36 divisors (see below), whose sum is σ = 185403901988032. Its totient is φ = 55206776495520.

The previous prime is 103513025355511. The next prime is 103513025355583. The reversal of 103513025355525 is 525553520315301.

103513025355525 is a `hidden beast` number, since 1 + 0 + 3 + 51 + 3 + 0 + 25 + 3 + 55 + 525 = 666.

It is not a de Polignac number, because 103513025355525 - 2⁶ = 103513025355461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 112159002 + ... + 113078148.

Almost surely, 2^{103513025355525} is an apocalyptic number.

103513025355525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103513025355525 is a deficient number, since it is larger than the sum of its proper divisors (81890876632507).

103513025355525 is a wasteful number, since it uses less digits than its factorization.

103513025355525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419690 (or 1419682 counting only the distinct ones).

The product of its (nonzero) digits is 1687500, while the sum is 45.

The spelling of 103513025355525 in words is "one hundred three trillion, five hundred thirteen billion, twenty-five million, three hundred fifty-five thousand, five hundred twenty-five".