11616939 has 10 divisors (see below), whose sum is σ = 17353820. Its totient is φ = 7744572.

The previous prime is 11616937. The next prime is 11616959. The reversal of 11616939 is 93961611.

11616939 is a `hidden beast` number, since 1 + 1 + 616 + 9 + 39 = 666.

It is not a de Polignac number, because 11616939 - 2¹ = 11616937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11616931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 71629 + ... + 71790.

It is an arithmetic number, because the mean of its divisors is an integer number (1735382).

Almost surely, 2^11616939 is an apocalyptic number.

11616939 is a deficient number, since it is larger than the sum of its proper divisors (5736881).

11616939 is an equidigital number, since it uses as much as digits as its factorization.

11616939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143431 (or 143422 counting only the distinct ones).

The product of its digits is 8748, while the sum is 36.

The square root of 11616939 is about 3408.3630968546. The cubic root of 11616939 is about 226.4803719669.

It can be divided in two parts, 1161 and 6939, that added together give a square (8100 = 90²).

The spelling of 11616939 in words is "eleven million, six hundred sixteen thousand, nine hundred thirty-nine".