5109847 has 2 divisors, whose sum is σ = 5109848. Its totient is φ = 5109846.

The previous prime is 5109821. The next prime is 5109857. The reversal of 5109847 is 7489015.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5109847 - 2⁷ = 5109719 is a prime.

It is a super-2 number, since 2×5109847² = 52221072726818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5109857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2554923 + 2554924.

It is an arithmetic number, because the mean of its divisors is an integer number (2554924).

Almost surely, 2^5109847 is an apocalyptic number.

5109847 is a deficient number, since it is larger than the sum of its proper divisors (1).

5109847 is an equidigital number, since it uses as much as digits as its factorization.

5109847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 5109847 is about 2260.4970692306. The cubic root of 5109847 is about 172.2407728582.

The spelling of 5109847 in words is "five million, one hundred nine thousand, eight hundred forty-seven".