419920099 has 4 divisors (see below), whose sum is σ = 420167520. Its totient is φ = 419672680.

The previous prime is 419920097. The next prime is 419920103. The reversal of 419920099 is 990029914.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 419920099 - 2¹ = 419920097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (419920093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121147 + ... + 124564.

It is an arithmetic number, because the mean of its divisors is an integer number (105041880).

Almost surely, 2^419920099 is an apocalyptic number.

419920099 is a deficient number, since it is larger than the sum of its proper divisors (247421).

419920099 is a wasteful number, since it uses less digits than its factorization.

419920099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247420.

The product of its (nonzero) digits is 52488, while the sum is 43.

The square root of 419920099 is about 20491.9520544042. The cubic root of 419920099 is about 748.8397461551.

The spelling of 419920099 in words is "four hundred nineteen million, nine hundred twenty thousand, ninety-nine".