3775913 has 2 divisors, whose sum is σ = 3775914. Its totient is φ = 3775912.

The previous prime is 3775909. The next prime is 3775939. The reversal of 3775913 is 3195773.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3579664 + 196249 = 1892^2 + 443^2 .

It is a cyclic number.

It is not a de Polignac number, because 3775913 - 2² = 3775909 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3775943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1887956 + 1887957.

It is an arithmetic number, because the mean of its divisors is an integer number (1887957).

Almost surely, 2^3775913 is an apocalyptic number.

It is an amenable number.

3775913 is a deficient number, since it is larger than the sum of its proper divisors (1).

3775913 is an equidigital number, since it uses as much as digits as its factorization.

3775913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19845, while the sum is 35.

The square root of 3775913 is about 1943.1708622764. The cubic root of 3775913 is about 155.7186606840.

The spelling of 3775913 in words is "three million, seven hundred seventy-five thousand, nine hundred thirteen".