11948520 has 32 divisors (see below), whose sum is σ = 35845920. Its totient is φ = 3186240.

The previous prime is 11948491. The next prime is 11948527. The reversal of 11948520 is 2584911.

It is a happy number.

11948520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (11948527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49666 + ... + 49905.

It is an arithmetic number, because the mean of its divisors is an integer number (1120185).

Almost surely, 2^11948520 is an apocalyptic number.

11948520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11948520 is an abundant number, since it is smaller than the sum of its proper divisors (23897400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11948520 is a wasteful number, since it uses less digits than its factorization.

11948520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99585 (or 99581 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 11948520 is about 3456.6631308243. The cubic root of 11948520 is about 228.6149909531.

The spelling of 11948520 in words is "eleven million, nine hundred forty-eight thousand, five hundred twenty".