11520478 has 8 divisors (see below), whose sum is σ = 17328168. Its totient is φ = 5744424.

The previous prime is 11520473. The next prime is 11520559. The reversal of 11520478 is 87402511.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520473) 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, 6976 + ... + 8467.

It is an arithmetic number, because the mean of its divisors is an integer number (2166021).

Almost surely, 2^11520478 is an apocalyptic number.

11520478 is a deficient number, since it is larger than the sum of its proper divisors (5807690).

11520478 is a wasteful number, since it uses less digits than its factorization.

11520478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15818.

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 11520478 is about 3394.1829650153. The cubic root of 11520478 is about 225.8517706051.

Adding to 11520478 its reverse (87402511), we get a palindrome (98922989).

The spelling of 11520478 in words is "eleven million, five hundred twenty thousand, four hundred seventy-eight".