11415423 has 8 divisors (see below), whose sum is σ = 15270448. Its totient is φ = 7585344.

The previous prime is 11415413. The next prime is 11415427. The reversal of 11415423 is 32451411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11415423 - 2⁶ = 11415359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11415423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11415427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5140 + ... + 7017.

It is an arithmetic number, because the mean of its divisors is an integer number (1908806).

Almost surely, 2^11415423 is an apocalyptic number.

11415423 is a deficient number, since it is larger than the sum of its proper divisors (3855025).

11415423 is a wasteful number, since it uses less digits than its factorization.

11415423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12473.

The product of its digits is 480, while the sum is 21.

The square root of 11415423 is about 3378.6717804486. The cubic root of 11415423 is about 225.1631606664.

Adding to 11415423 its reverse (32451411), we get a palindrome (43866834).

The spelling of 11415423 in words is "eleven million, four hundred fifteen thousand, four hundred twenty-three".