2513318217 has 8 divisors (see below), whose sum is σ = 3359052480. Its totient is φ = 1671564720.

The previous prime is 2513318207. The next prime is 2513318231. The reversal of 2513318217 is 7128133152.

It is a happy number.

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

It is not a de Polignac number, because 2513318217 - 2⁴ = 2513318201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2513318207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 993717 + ... + 996242.

It is an arithmetic number, because the mean of its divisors is an integer number (419881560).

Almost surely, 2^2513318217 is an apocalyptic number.

It is an amenable number.

2513318217 is a deficient number, since it is larger than the sum of its proper divisors (845734263).

2513318217 is a wasteful number, since it uses less digits than its factorization.

2513318217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990383.

The product of its digits is 10080, while the sum is 33.

The square root of 2513318217 is about 50133.0052659922. The cubic root of 2513318217 is about 1359.6146213792.

The spelling of 2513318217 in words is "two billion, five hundred thirteen million, three hundred eighteen thousand, two hundred seventeen".