11980658 has 8 divisors (see below), whose sum is σ = 18275760. Its totient is φ = 5888740.

The previous prime is 11980613. The next prime is 11980669. The reversal of 11980658 is 85608911.

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

It is a super-2 number, since 2×11980658² = 287072332225928, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50648 + ... + 50883.

It is an arithmetic number, because the mean of its divisors is an integer number (2284470).

Almost surely, 2^11980658 is an apocalyptic number.

11980658 is a deficient number, since it is larger than the sum of its proper divisors (6295102).

11980658 is a wasteful number, since it uses less digits than its factorization.

11980658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101592.

The product of its (nonzero) digits is 17280, while the sum is 38.

The square root of 11980658 is about 3461.3087120336. The cubic root of 11980658 is about 228.8197764582.

The spelling of 11980658 in words is "eleven million, nine hundred eighty thousand, six hundred fifty-eight".