5979947 has 2 divisors, whose sum is σ = 5979948. Its totient is φ = 5979946.

The previous prime is 5979943. The next prime is 5979949. The reversal of 5979947 is 7499795.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5979947 - 2² = 5979943 is a prime.

It is a super-3 number, since 3×5979947³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 5979949, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5979895 and 5979904.

It is not a weakly prime, because it can be changed into another prime (5979943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2989973 + 2989974.

It is an arithmetic number, because the mean of its divisors is an integer number (2989974).

Almost surely, 2^5979947 is an apocalyptic number.

5979947 is a deficient number, since it is larger than the sum of its proper divisors (1).

5979947 is an equidigital number, since it uses as much as digits as its factorization.

5979947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 714420, while the sum is 50.

The square root of 5979947 is about 2445.3930154476. The cubic root of 5979947 is about 181.5093960079.

The spelling of 5979947 in words is "five million, nine hundred seventy-nine thousand, nine hundred forty-seven".