12850505 has 16 divisors (see below), whose sum is σ = 15897600. Its totient is φ = 9966912.

The previous prime is 12850499. The next prime is 12850511. The reversal of 12850505 is 50505821.

12850505 = T₅₉ + T₆₀ + ... + T₄₂₅.

It is an interprime number because it is at equal distance from previous prime (12850499) and next prime (12850511).

It is a cyclic number.

It is not a de Polignac number, because 12850505 - 2¹² = 12846409 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34832 + ... + 35198.

It is an arithmetic number, because the mean of its divisors is an integer number (993600).

Almost surely, 2^12850505 is an apocalyptic number.

It is an amenable number.

12850505 is a deficient number, since it is larger than the sum of its proper divisors (3047095).

12850505 is a wasteful number, since it uses less digits than its factorization.

12850505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568.

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 12850505 is about 3584.7601035495. The cubic root of 12850505 is about 234.2286767861.

The spelling of 12850505 in words is "twelve million, eight hundred fifty thousand, five hundred five".