11608978 has 8 divisors (see below), whose sum is σ = 17510220. Its totient is φ = 5772240.

The previous prime is 11608967. The next prime is 11608979. The reversal of 11608978 is 87980611.

It can be written as a sum of positive squares in 2 ways, for example, as 11309769 + 299209 = 3363^2 + 547^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 11608978.

It is not an unprimeable number, because it can be changed into a prime (11608979) 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, 15673 + ... + 16396.

Almost surely, 2^11608978 is an apocalyptic number.

11608978 is a deficient number, since it is larger than the sum of its proper divisors (5901242).

11608978 is a wasteful number, since it uses less digits than its factorization.

11608978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32252.

The product of its (nonzero) digits is 24192, while the sum is 40.

The square root of 11608978 is about 3407.1950340419. The cubic root of 11608978 is about 226.4286250521.

The spelling of 11608978 in words is "eleven million, six hundred eight thousand, nine hundred seventy-eight".