11661514 has 8 divisors (see below), whose sum is σ = 17899200. Its totient is φ = 5695116.

The previous prime is 11661491. The next prime is 11661523. The reversal of 11661514 is 41516611.

11661514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 67714 + ... + 67885.

It is an arithmetic number, because the mean of its divisors is an integer number (2237400).

Almost surely, 2^11661514 is an apocalyptic number.

11661514 is a deficient number, since it is larger than the sum of its proper divisors (6237686).

11661514 is a wasteful number, since it uses less digits than its factorization.

11661514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135644.

The product of its digits is 720, while the sum is 25.

The square root of 11661514 is about 3414.8958988526. The cubic root of 11661514 is about 226.7696758829.

The spelling of 11661514 in words is "eleven million, six hundred sixty-one thousand, five hundred fourteen".