11516642 has 4 divisors (see below), whose sum is σ = 17274966. Its totient is φ = 5758320.

The previous prime is 11516581. The next prime is 11516663. The reversal of 11516642 is 24661511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9803161 + 1713481 = 3131^2 + 1309^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2879159 + ... + 2879162.

Almost surely, 2^11516642 is an apocalyptic number.

11516642 is a deficient number, since it is larger than the sum of its proper divisors (5758324).

11516642 is an equidigital number, since it uses as much as digits as its factorization.

11516642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5758323.

The product of its digits is 1440, while the sum is 26.

The square root of 11516642 is about 3393.6178335222. The cubic root of 11516642 is about 225.8267003615.

The spelling of 11516642 in words is "eleven million, five hundred sixteen thousand, six hundred forty-two".