4121147 has 2 divisors, whose sum is σ = 4121148. Its totient is φ = 4121146.

The previous prime is 4121141. The next prime is 4121149. The reversal of 4121147 is 7411214.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4121147 - 2¹⁸ = 3859003 is a prime.

Together with 4121149, 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 (4121141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060573 + 2060574.

It is an arithmetic number, because the mean of its divisors is an integer number (2060574).

Almost surely, 2^4121147 is an apocalyptic number.

4121147 is a deficient number, since it is larger than the sum of its proper divisors (1).

4121147 is an equidigital number, since it uses as much as digits as its factorization.

4121147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 224, while the sum is 20.

The square root of 4121147 is about 2030.0608365268. The cubic root of 4121147 is about 160.3267670870.

The spelling of 4121147 in words is "four million, one hundred twenty-one thousand, one hundred forty-seven".