11523430 has 8 divisors (see below), whose sum is σ = 20742192. Its totient is φ = 4609368.

The previous prime is 11523427. The next prime is 11523431. The reversal of 11523430 is 3432511.

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

It is a junction number, because it is equal to n+sod(n) for n = 11523398 and 11523407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11523431) 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, 576162 + ... + 576181.

It is an arithmetic number, because the mean of its divisors is an integer number (2592774).

Almost surely, 2^11523430 is an apocalyptic number.

11523430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11523430 is a deficient number, since it is larger than the sum of its proper divisors (9218762).

11523430 is a wasteful number, since it uses less digits than its factorization.

11523430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152350.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 11523430 is about 3394.6177988103. The cubic root of 11523430 is about 225.8710596626.

Adding to 11523430 its reverse (3432511), we get a palindrome (14955941).

The spelling of 11523430 in words is "eleven million, five hundred twenty-three thousand, four hundred thirty".