11777321 has 8 divisors (see below), whose sum is σ = 12472320. Its totient is φ = 11089872.

The previous prime is 11777317. The next prime is 11777333. The reversal of 11777321 is 12377711.

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 11777321 - 2² = 11777317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11777021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1496 + ... + 5078.

It is an arithmetic number, because the mean of its divisors is an integer number (1559040).

Almost surely, 2^11777321 is an apocalyptic number.

It is an amenable number.

11777321 is a deficient number, since it is larger than the sum of its proper divisors (694999).

11777321 is a wasteful number, since it uses less digits than its factorization.

11777321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775.

The product of its digits is 2058, while the sum is 29.

The square root of 11777321 is about 3431.8101637474. The cubic root of 11777321 is about 227.5178651993.

The spelling of 11777321 in words is "eleven million, seven hundred seventy-seven thousand, three hundred twenty-one".