11641359 has 4 divisors (see below), whose sum is σ = 15521816. Its totient is φ = 7760904.

The previous prime is 11641351. The next prime is 11641387. The reversal of 11641359 is 95314611.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11641359 - 2³ = 11641351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11641351) 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 3 ways as a sum of consecutive naturals, for example, 1940224 + ... + 1940229.

It is an arithmetic number, because the mean of its divisors is an integer number (3880454).

Almost surely, 2^11641359 is an apocalyptic number.

11641359 is a deficient number, since it is larger than the sum of its proper divisors (3880457).

11641359 is an equidigital number, since it uses as much as digits as its factorization.

11641359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3880456.

The product of its digits is 3240, while the sum is 30.

The square root of 11641359 is about 3411.9435810107. The cubic root of 11641359 is about 226.6389559069.

The spelling of 11641359 in words is "eleven million, six hundred forty-one thousand, three hundred fifty-nine".