5201005999 has 4 divisors (see below), whose sum is σ = 5944006864. Its totient is φ = 4458005136.

The previous prime is 5201005991. The next prime is 5201006011. The reversal of 5201005999 is 9995001025.

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 5201005999 - 2³ = 5201005991 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 (5201005991) 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, 371500422 + ... + 371500435.

It is an arithmetic number, because the mean of its divisors is an integer number (1486001716).

Almost surely, 2^5201005999 is an apocalyptic number.

5201005999 is a deficient number, since it is larger than the sum of its proper divisors (743000865).

5201005999 is an equidigital number, since it uses as much as digits as its factorization.

5201005999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743000864.

The product of its (nonzero) digits is 36450, while the sum is 40.

The square root of 5201005999 is about 72118.0005199811. Note that the first 3 decimals coincide. The cubic root of 5201005999 is about 1732.5899260002.

The spelling of 5201005999 in words is "five billion, two hundred one million, five thousand, nine hundred ninety-nine".