2119978599 has 8 divisors (see below), whose sum is σ = 2975408640. Its totient is φ = 1338933816.

The previous prime is 2119978579. The next prime is 2119978639. The reversal of 2119978599 is 9958799112.

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

It is not a de Polignac number, because 2119978599 - 2¹² = 2119974503 is a prime.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2119978519) 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 7 ways as a sum of consecutive naturals, for example, 18596247 + ... + 18596360.

It is an arithmetic number, because the mean of its divisors is an integer number (371926080).

Almost surely, 2^2119978599 is an apocalyptic number.

2119978599 is a deficient number, since it is larger than the sum of its proper divisors (855430041).

2119978599 is a wasteful number, since it uses less digits than its factorization.

2119978599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37192629.

The product of its digits is 3674160, while the sum is 60.

The square root of 2119978599 is about 46043.2253322897. The cubic root of 2119978599 is about 1284.6273349932.

The spelling of 2119978599 in words is "two billion, one hundred nineteen million, nine hundred seventy-eight thousand, five hundred ninety-nine".