4105657 has 2 divisors, whose sum is σ = 4105658. Its totient is φ = 4105656.

The previous prime is 4105639. The next prime is 4105663. The reversal of 4105657 is 7565014.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3083536 + 1022121 = 1756^2 + 1011^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4105657 is a prime.

It is not a weakly prime, because it can be changed into another prime (4105627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2052828 + 2052829.

It is an arithmetic number, because the mean of its divisors is an integer number (2052829).

Almost surely, 2^4105657 is an apocalyptic number.

It is an amenable number.

4105657 is a deficient number, since it is larger than the sum of its proper divisors (1).

4105657 is an equidigital number, since it uses as much as digits as its factorization.

4105657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 4105657 is about 2026.2420882017. The cubic root of 4105657 is about 160.1256434974.

The spelling of 4105657 in words is "four million, one hundred five thousand, six hundred fifty-seven".