11641755 has 8 divisors (see below), whose sum is σ = 18626832. Its totient is φ = 6208928.

The previous prime is 11641733. The next prime is 11641757. The reversal of 11641755 is 55714611.

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 11641755 - 2¹⁰ = 11640731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11641757) 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, 388044 + ... + 388073.

It is an arithmetic number, because the mean of its divisors is an integer number (2328354).

Almost surely, 2^11641755 is an apocalyptic number.

11641755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11641755 is a deficient number, since it is larger than the sum of its proper divisors (6985077).

11641755 is an equidigital number, since it uses as much as digits as its factorization.

11641755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776125.

The product of its digits is 4200, while the sum is 30.

The square root of 11641755 is about 3412.0016119574. The cubic root of 11641755 is about 226.6415257102.

The spelling of 11641755 in words is "eleven million, six hundred forty-one thousand, seven hundred fifty-five".