5217714091 has 2 divisors, whose sum is σ = 5217714092. Its totient is φ = 5217714090.

The previous prime is 5217714077. The next prime is 5217714109. The reversal of 5217714091 is 1904177125.

Together with next prime (5217714109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5217714091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5217714091.

It is not a weakly prime, because it can be changed into another prime (5217714011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2608857045 + 2608857046.

It is an arithmetic number, because the mean of its divisors is an integer number (2608857046).

Almost surely, 2^5217714091 is an apocalyptic number.

5217714091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5217714091 is an equidigital number, since it uses as much as digits as its factorization.

5217714091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 37.

The square root of 5217714091 is about 72233.7462063266. The cubic root of 5217714091 is about 1734.4432423636.

The spelling of 5217714091 in words is "five billion, two hundred seventeen million, seven hundred fourteen thousand, ninety-one".