16961199 has 8 divisors (see below), whose sum is σ = 22636080. Its totient is φ = 11296896.

The previous prime is 16961183. The next prime is 16961209. The reversal of 16961199 is 99116961.

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

It is not a de Polignac number, because 16961199 - 2⁴ = 16961183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16961199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16961149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2569 + ... + 6365.

It is an arithmetic number, because the mean of its divisors is an integer number (2829510).

Almost surely, 2^16961199 is an apocalyptic number.

16961199 is a deficient number, since it is larger than the sum of its proper divisors (5674881).

16961199 is a wasteful number, since it uses less digits than its factorization.

16961199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5289.

The product of its digits is 26244, while the sum is 42.

The square root of 16961199 is about 4118.3976252907. The cubic root of 16961199 is about 256.9323859335.

The spelling of 16961199 in words is "sixteen million, nine hundred sixty-one thousand, one hundred ninety-nine".