11780330 has 8 divisors (see below), whose sum is σ = 21204612. Its totient is φ = 4712128.

The previous prime is 11780309. The next prime is 11780339. The reversal of 11780330 is 3308711.

It is a happy number.

11780330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10195249 + 1585081 = 3193^2 + 1259^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11780296 and 11780305.

It is not an unprimeable number, because it can be changed into a prime (11780339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 589007 + ... + 589026.

Almost surely, 2^11780330 is an apocalyptic number.

11780330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11780330 is a deficient number, since it is larger than the sum of its proper divisors (9424282).

11780330 is a wasteful number, since it uses less digits than its factorization.

11780330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178040.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 11780330 is about 3432.2485341245. The cubic root of 11780330 is about 227.5372398081.

The spelling of 11780330 in words is "eleven million, seven hundred eighty thousand, three hundred thirty".