11763641 has 4 divisors (see below), whose sum is σ = 12382800. Its totient is φ = 11144484.

The previous prime is 11763623. The next prime is 11763671. The reversal of 11763641 is 14636711.

11763641 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11763641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11763611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309551 + ... + 309588.

It is an arithmetic number, because the mean of its divisors is an integer number (3095700).

Almost surely, 2^11763641 is an apocalyptic number.

It is an amenable number.

11763641 is a deficient number, since it is larger than the sum of its proper divisors (619159).

11763641 is an equidigital number, since it uses as much as digits as its factorization.

11763641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619158.

The product of its digits is 3024, while the sum is 29.

The square root of 11763641 is about 3429.8164673930. The cubic root of 11763641 is about 227.4297396042.

The spelling of 11763641 in words is "eleven million, seven hundred sixty-three thousand, six hundred forty-one".