12816773 has 16 divisors (see below), whose sum is σ = 14246400. Its totient is φ = 11476080.

The previous prime is 12816751. The next prime is 12816821. The reversal of 12816773 is 37761821.

It is not a de Polignac number, because 12816773 - 2¹⁶ = 12751237 is a prime.

It is a Duffinian number.

Its product of digits (14112) is a multiple of the sum of its prime divisors (392).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12816703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60638 + ... + 60848.

It is an arithmetic number, because the mean of its divisors is an integer number (890400).

Almost surely, 2^12816773 is an apocalyptic number.

It is an amenable number.

12816773 is a deficient number, since it is larger than the sum of its proper divisors (1429627).

12816773 is a wasteful number, since it uses less digits than its factorization.

12816773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392.

The product of its digits is 14112, while the sum is 35.

The square root of 12816773 is about 3580.0520945930. The cubic root of 12816773 is about 234.0235506041.

The spelling of 12816773 in words is "twelve million, eight hundred sixteen thousand, seven hundred seventy-three".