9141947 has 2 divisors, whose sum is σ = 9141948. Its totient is φ = 9141946.

The previous prime is 9141943. The next prime is 9141961. The reversal of 9141947 is 7491419.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9141947 - 2² = 9141943 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9141943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4570973 + 4570974.

It is an arithmetic number, because the mean of its divisors is an integer number (4570974).

Almost surely, 2^9141947 is an apocalyptic number.

9141947 is a deficient number, since it is larger than the sum of its proper divisors (1).

9141947 is an equidigital number, since it uses as much as digits as its factorization.

9141947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 35.

The square root of 9141947 is about 3023.5652795996. The cubic root of 9141947 is about 209.0962446768.

The spelling of 9141947 in words is "nine million, one hundred forty-one thousand, nine hundred forty-seven".