4687371217 has 2 divisors, whose sum is σ = 4687371218. Its totient is φ = 4687371216.

The previous prime is 4687371179. The next prime is 4687371253. The reversal of 4687371217 is 7121737864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4683896721 + 3474496 = 68439^2 + 1864^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4687371217 is a prime.

It is a super-2 number, since 2×4687371217² = 43942897851920122178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4687371817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2343685608 + 2343685609.

It is an arithmetic number, because the mean of its divisors is an integer number (2343685609).

Almost surely, 2^4687371217 is an apocalyptic number.

It is an amenable number.

4687371217 is a deficient number, since it is larger than the sum of its proper divisors (1).

4687371217 is an equidigital number, since it uses as much as digits as its factorization.

4687371217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 395136, while the sum is 46.

The square root of 4687371217 is about 68464.3791836310. The cubic root of 4687371217 is about 1673.5670485613.

The spelling of 4687371217 in words is "four billion, six hundred eighty-seven million, three hundred seventy-one thousand, two hundred seventeen".