7146947 has 2 divisors, whose sum is σ = 7146948. Its totient is φ = 7146946.

The previous prime is 7146941. The next prime is 7146949. The reversal of 7146947 is 7496417.

7146947 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7146947 - 2⁸ = 7146691 is a prime.

Together with 7146949, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7146947.

It is not a weakly prime, because it can be changed into another prime (7146941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3573473 + 3573474.

It is an arithmetic number, because the mean of its divisors is an integer number (3573474).

Almost surely, 2^7146947 is an apocalyptic number.

7146947 is a deficient number, since it is larger than the sum of its proper divisors (1).

7146947 is an equidigital number, since it uses as much as digits as its factorization.

7146947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 38.

The square root of 7146947 is about 2673.3774518388. The cubic root of 7146947 is about 192.6224284448.

The spelling of 7146947 in words is "seven million, one hundred forty-six thousand, nine hundred forty-seven".