11409463 has 4 divisors (see below), whose sum is σ = 12287128. Its totient is φ = 10531800.

The previous prime is 11409451. The next prime is 11409473. The reversal of 11409463 is 36490411.

11409463 is digitally balanced in base 2, 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.

It is a cyclic number.

It is not a de Polignac number, because 11409463 - 2¹⁷ = 11278391 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 (11409473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438813 + ... + 438838.

It is an arithmetic number, because the mean of its divisors is an integer number (3071782).

Almost surely, 2^11409463 is an apocalyptic number.

11409463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11409463 is a deficient number, since it is larger than the sum of its proper divisors (877665).

11409463 is an equidigital number, since it uses as much as digits as its factorization.

11409463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877664.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 11409463 is about 3377.7896618943. The cubic root of 11409463 is about 225.1239678990.

Adding to 11409463 its reverse (36490411), we get a palindrome (47899874).

The spelling of 11409463 in words is "eleven million, four hundred nine thousand, four hundred sixty-three".