11490705 has 12 divisors (see below), whose sum is σ = 19917300. Its totient is φ = 6128352.

The previous prime is 11490697. The next prime is 11490707. The reversal of 11490705 is 50709411.

11490705 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8856576 + 2634129 = 2976^2 + 1623^2 .

It is not a de Polignac number, because 11490705 - 2³ = 11490697 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11490707) 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 11 ways as a sum of consecutive naturals, for example, 127630 + ... + 127719.

It is an arithmetic number, because the mean of its divisors is an integer number (1659775).

Almost surely, 2^11490705 is an apocalyptic number.

11490705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11490705 is a deficient number, since it is larger than the sum of its proper divisors (8426595).

11490705 is a wasteful number, since it uses less digits than its factorization.

11490705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255360 (or 255357 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 11490705 is about 3389.7942415433. The cubic root of 11490705 is about 225.6570424077.

The spelling of 11490705 in words is "eleven million, four hundred ninety thousand, seven hundred five".