4145567 has 2 divisors, whose sum is σ = 4145568. Its totient is φ = 4145566.

The previous prime is 4145549. The next prime is 4145611. The reversal of 4145567 is 7655414.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4145567 - 2⁶ = 4145503 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4145527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2072783 + 2072784.

It is an arithmetic number, because the mean of its divisors is an integer number (2072784).

Almost surely, 2^4145567 is an apocalyptic number.

4145567 is a deficient number, since it is larger than the sum of its proper divisors (1).

4145567 is an equidigital number, since it uses as much as digits as its factorization.

4145567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 32.

The square root of 4145567 is about 2036.0665509752. The cubic root of 4145567 is about 160.6428175968.

The spelling of 4145567 in words is "four million, one hundred forty-five thousand, five hundred sixty-seven".