11764641 has 8 divisors (see below), whose sum is σ = 17927104. Its totient is φ = 6722640.

The previous prime is 11764609. The next prime is 11764651. The reversal of 11764641 is 14646711.

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

It is not a de Polignac number, because 11764641 - 2⁵ = 11764609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11764599 and 11764608.

It is not an unprimeable number, because it can be changed into a prime (11764651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280090 + ... + 280131.

It is an arithmetic number, because the mean of its divisors is an integer number (2240888).

Almost surely, 2^11764641 is an apocalyptic number.

It is an amenable number.

11764641 is a deficient number, since it is larger than the sum of its proper divisors (6162463).

11764641 is an equidigital number, since it uses as much as digits as its factorization.

11764641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560231.

The product of its digits is 4032, while the sum is 30.

The square root of 11764641 is about 3429.9622446902. The cubic root of 11764641 is about 227.4361838475.

The spelling of 11764641 in words is "eleven million, seven hundred sixty-four thousand, six hundred forty-one".