103056505 has 8 divisors (see below), whose sum is σ = 123924672. Its totient is φ = 82273968.

The previous prime is 103056497. The next prime is 103056529. The reversal of 103056505 is 505650301.

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 103056505 - 2³ = 103056497 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103056505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18727 + ... + 23596.

It is an arithmetic number, because the mean of its divisors is an integer number (15490584).

Almost surely, 2^103056505 is an apocalyptic number.

It is an amenable number.

103056505 is a deficient number, since it is larger than the sum of its proper divisors (20868167).

103056505 is an equidigital number, since it uses as much as digits as its factorization.

103056505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42815.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 103056505 is about 10151.6749849471. The cubic root of 103056505 is about 468.8405175122.

The spelling of 103056505 in words is "one hundred three million, fifty-six thousand, five hundred five".