11828965 has 8 divisors (see below), whose sum is σ = 14224248. Its totient is φ = 9443520.

The previous prime is 11828959. The next prime is 11828981. The reversal of 11828965 is 56982811.

It can be written as a sum of positive squares in 4 ways, for example, as 1083681 + 10745284 = 1041^2 + 3278^2 .

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

It is not a de Polignac number, because 11828965 - 2⁵ = 11828933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519 + ... + 4891.

It is an arithmetic number, because the mean of its divisors is an integer number (1778031).

Almost surely, 2^11828965 is an apocalyptic number.

It is an amenable number.

11828965 is a deficient number, since it is larger than the sum of its proper divisors (2395283).

11828965 is an equidigital number, since it uses as much as digits as its factorization.

11828965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4919.

The product of its digits is 34560, while the sum is 40.

The square root of 11828965 is about 3439.3262421585. The cubic root of 11828965 is about 227.8499384474.

The spelling of 11828965 in words is "eleven million, eight hundred twenty-eight thousand, nine hundred sixty-five".