12663773 has 8 divisors (see below), whose sum is σ = 12928896. Its totient is φ = 12401200.

The previous prime is 12663769. The next prime is 12663787. The reversal of 12663773 is 37736621.

It is a happy number.

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 12663773 - 2² = 12663769 is a prime.

It is a super-2 number, since 2×12663773² = 320742293191058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12663733) 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, 11768 + ... + 12798.

It is an arithmetic number, because the mean of its divisors is an integer number (1616112).

Almost surely, 2^12663773 is an apocalyptic number.

It is an amenable number.

12663773 is a deficient number, since it is larger than the sum of its proper divisors (265123).

12663773 is a wasteful number, since it uses less digits than its factorization.

12663773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275.

The product of its digits is 31752, while the sum is 35.

The square root of 12663773 is about 3558.6195357189. The cubic root of 12663773 is about 233.0886030430.

The spelling of 12663773 in words is "twelve million, six hundred sixty-three thousand, seven hundred seventy-three".