11578948 has 6 divisors (see below), whose sum is σ = 20263166. Its totient is φ = 5789472.

The previous prime is 11578909. The next prime is 11578949. The reversal of 11578948 is 84987511.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7884864 + 3694084 = 2808^2 + 1922^2 .

It is not an unprimeable number, because it can be changed into a prime (11578949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1447365 + ... + 1447372.

Almost surely, 2^11578948 is an apocalyptic number.

It is an amenable number.

11578948 is a deficient number, since it is larger than the sum of its proper divisors (8684218).

11578948 is a wasteful number, since it uses less digits than its factorization.

11578948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2894741 (or 2894739 counting only the distinct ones).

The product of its digits is 80640, while the sum is 43.

The square root of 11578948 is about 3402.7853296968. The cubic root of 11578948 is about 226.2332152826.

The spelling of 11578948 in words is "eleven million, five hundred seventy-eight thousand, nine hundred forty-eight".