4105949 has 2 divisors, whose sum is σ = 4105950. Its totient is φ = 4105948.

The previous prime is 4105943. The next prime is 4105979. The reversal of 4105949 is 9495014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2229049 + 1876900 = 1493^2 + 1370^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4105949 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4105943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2052974 + 2052975.

It is an arithmetic number, because the mean of its divisors is an integer number (2052975).

Almost surely, 2^4105949 is an apocalyptic number.

It is an amenable number.

4105949 is a deficient number, since it is larger than the sum of its proper divisors (1).

4105949 is an equidigital number, since it uses as much as digits as its factorization.

4105949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 4105949 is about 2026.3141414894. The cubic root of 4105949 is about 160.1294395264.

The spelling of 4105949 in words is "four million, one hundred five thousand, nine hundred forty-nine".