5169947 has 2 divisors, whose sum is σ = 5169948. Its totient is φ = 5169946.

The previous prime is 5169943. The next prime is 5169949. The reversal of 5169947 is 7499615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5169947 - 2² = 5169943 is a prime.

Together with 5169949, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5169943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2584973 + 2584974.

It is an arithmetic number, because the mean of its divisors is an integer number (2584974).

Almost surely, 2^5169947 is an apocalyptic number.

5169947 is a deficient number, since it is larger than the sum of its proper divisors (1).

5169947 is an equidigital number, since it uses as much as digits as its factorization.

5169947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 41.

The square root of 5169947 is about 2273.7517454639. The cubic root of 5169947 is about 172.9134185355.

It can be divided in two parts, 5169 and 947, that added together give a palindrome (6116).

The spelling of 5169947 in words is "five million, one hundred sixty-nine thousand, nine hundred forty-seven".