4042097 has 2 divisors, whose sum is σ = 4042098. Its totient is φ = 4042096.

The previous prime is 4042091. The next prime is 4042111. The reversal of 4042097 is 7902404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3984016 + 58081 = 1996^2 + 241^2 .

It is a cyclic number.

It is not a de Polignac number, because 4042097 - 2⁴ = 4042081 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4042091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021048 + 2021049.

It is an arithmetic number, because the mean of its divisors is an integer number (2021049).

Almost surely, 2^4042097 is an apocalyptic number.

It is an amenable number.

4042097 is a deficient number, since it is larger than the sum of its proper divisors (1).

4042097 is an equidigital number, since it uses as much as digits as its factorization.

4042097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 4042097 is about 2010.4967047971. The cubic root of 4042097 is about 159.2950364980.

The spelling of 4042097 in words is "four million, forty-two thousand, ninety-seven".