11424978 has 48 divisors (see below), whose sum is σ = 25769016. Its totient is φ = 3655680.

The previous prime is 11424977. The next prime is 11424979. The reversal of 11424978 is 87942411.

11424978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11424977) and next prime (11424979).

It can be written as a sum of positive squares in 4 ways, for example, as 3790809 + 7634169 = 1947^2 + 2763^2 .

It is not an unprimeable number, because it can be changed into a prime (11424977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83326 + ... + 83462.

Almost surely, 2^11424978 is an apocalyptic number.

11424978 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11424978 is an abundant number, since it is smaller than the sum of its proper divisors (14344038).

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

11424978 is a wasteful number, since it uses less digits than its factorization.

11424978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299 (or 296 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 11424978 is about 3380.0855018771. The cubic root of 11424978 is about 225.2259655813.

The spelling of 11424978 in words is "eleven million, four hundred twenty-four thousand, nine hundred seventy-eight".