11688958 has 8 divisors (see below), whose sum is σ = 17548128. Its totient is φ = 5839584.

The previous prime is 11688923. The next prime is 11688959. The reversal of 11688958 is 85988611.

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 (11688959) 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, 2710 + ... + 5542.

It is an arithmetic number, because the mean of its divisors is an integer number (2193516).

Almost surely, 2^11688958 is an apocalyptic number.

11688958 is a deficient number, since it is larger than the sum of its proper divisors (5859170).

11688958 is a wasteful number, since it uses less digits than its factorization.

11688958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4898.

The product of its digits is 138240, while the sum is 46.

The square root of 11688958 is about 3418.9118151833. The cubic root of 11688958 is about 226.9474284255.

The spelling of 11688958 in words is "eleven million, six hundred eighty-eight thousand, nine hundred fifty-eight".