103065521563 has 8 divisors (see below), whose sum is σ = 109132431408. Its totient is φ = 96999081984.

The previous prime is 103065521543. The next prime is 103065521579. The reversal of 103065521563 is 365125560301.

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

It is not a de Polignac number, because 103065521563 - 2²⁵ = 103031967131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103065521543) 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, 398395 + ... + 604027.

It is an arithmetic number, because the mean of its divisors is an integer number (13641553926).

Almost surely, 2^103065521563 is an apocalyptic number.

103065521563 is a deficient number, since it is larger than the sum of its proper divisors (6066909845).

103065521563 is a wasteful number, since it uses less digits than its factorization.

103065521563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235133.

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 103065521563 in words is "one hundred three billion, sixty-five million, five hundred twenty-one thousand, five hundred sixty-three".