8701599213 has 6 divisors (see below), whose sum is σ = 12568976654. Its totient is φ = 5801066136.

The previous prime is 8701599191. The next prime is 8701599241. The reversal of 8701599213 is 3129951078.

It can be written as a sum of positive squares in only one way, i.e., 7040384649 + 1661214564 = 83907^2 + 40758^2 .

It is not a de Polignac number, because 8701599213 - 2¹⁴ = 8701582829 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 (8701599113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 483422170 + ... + 483422187.

Almost surely, 2^8701599213 is an apocalyptic number.

It is an amenable number.

8701599213 is a deficient number, since it is larger than the sum of its proper divisors (3867377441).

8701599213 is a wasteful number, since it uses less digits than its factorization.

8701599213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966844363 (or 966844360 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The square root of 8701599213 is about 93282.3628184878. The cubic root of 8701599213 is about 2056.8361283149.

The spelling of 8701599213 in words is "eight billion, seven hundred one million, five hundred ninety-nine thousand, two hundred thirteen".