8961078199 has 18 divisors (see below), whose sum is σ = 9656739032. Its totient is φ = 8313816000.

The previous prime is 8961078173. The next prime is 8961078221. The reversal of 8961078199 is 9918701698.

It is not a de Polignac number, because 8961078199 - 2²¹ = 8958981047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8961078149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1453774 + ... + 1459924.

Almost surely, 2^8961078199 is an apocalyptic number.

8961078199 is a deficient number, since it is larger than the sum of its proper divisors (695660833).

8961078199 is an equidigital number, since it uses as much as digits as its factorization.

8961078199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6327 (or 6239 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 58.

The square root of 8961078199 is about 94662.9716362211. The cubic root of 8961078199 is about 2077.0809490350.

The spelling of 8961078199 in words is "eight billion, nine hundred sixty-one million, seventy-eight thousand, one hundred ninety-nine".