16011617 has 4 divisors (see below), whose sum is σ = 16025856. Its totient is φ = 15997380.

The previous prime is 16011581. The next prime is 16011679. The reversal of 16011617 is 71611061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16011617 - 2⁶ = 16011553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16011592 and 16011601.

It is not an unprimeable number, because it can be changed into a prime (16011517) 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 3 ways as a sum of consecutive naturals, for example, 5273 + ... + 7734.

It is an arithmetic number, because the mean of its divisors is an integer number (4006464).

Almost surely, 2^16011617 is an apocalyptic number.

It is an amenable number.

16011617 is a deficient number, since it is larger than the sum of its proper divisors (14239).

16011617 is a wasteful number, since it uses less digits than its factorization.

16011617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14238.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 16011617 is about 4001.4518615123. The cubic root of 16011617 is about 252.0451806537.

Adding to 16011617 its reverse (71611061), we get a palindrome (87622678).

The spelling of 16011617 in words is "sixteen million, eleven thousand, six hundred seventeen".