3705161 has 2 divisors, whose sum is σ = 3705162. Its totient is φ = 3705160.

The previous prime is 3705137. The next prime is 3705187. The reversal of 3705161 is 1615073.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2310400 + 1394761 = 1520^2 + 1181^2 .

It is an emirp because it is prime and its reverse (1615073) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3705161 - 2¹⁰ = 3704137 is a prime.

It is equal to p₂₆₃₇₄₁ and since 3705161 and 263741 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (3705101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1852580 + 1852581.

It is an arithmetic number, because the mean of its divisors is an integer number (1852581).

Almost surely, 2^3705161 is an apocalyptic number.

It is an amenable number.

3705161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3705161 is an equidigital number, since it uses as much as digits as its factorization.

3705161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 3705161 is about 1924.8794767465. The cubic root of 3705161 is about 154.7399176368.

The spelling of 3705161 in words is "three million, seven hundred five thousand, one hundred sixty-one".