11643090 has 32 divisors (see below), whose sum is σ = 28126656. Its totient is φ = 3084480.

The previous prime is 11643089. The next prime is 11643091. The reversal of 11643090 is 9034611.

It is an interprime number because it is at equal distance from previous prime (11643089) and next prime (11643091).

It is a self number, because there is not a number n which added to its sum of digits gives 11643090.

It is not an unprimeable number, because it can be changed into a prime (11643091) 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 15 ways as a sum of consecutive naturals, for example, 3700 + ... + 6080.

It is an arithmetic number, because the mean of its divisors is an integer number (878958).

Almost surely, 2^11643090 is an apocalyptic number.

11643090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11643090 is an abundant number, since it is smaller than the sum of its proper divisors (16483566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11643090 is a wasteful number, since it uses less digits than its factorization.

11643090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 11643090 is about 3412.1972393166. The cubic root of 11643090 is about 226.6501886330.

The spelling of 11643090 in words is "eleven million, six hundred forty-three thousand, ninety".