3705665827 has 2 divisors, whose sum is σ = 3705665828. Its totient is φ = 3705665826.

The previous prime is 3705665809. The next prime is 3705665833. The reversal of 3705665827 is 7285665073.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3705665827 - 2¹¹ = 3705663779 is a prime.

It is not a weakly prime, because it can be changed into another prime (3705665897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1852832913 + 1852832914.

It is an arithmetic number, because the mean of its divisors is an integer number (1852832914).

Almost surely, 2^3705665827 is an apocalyptic number.

3705665827 is a deficient number, since it is larger than the sum of its proper divisors (1).

3705665827 is an equidigital number, since it uses as much as digits as its factorization.

3705665827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The square root of 3705665827 is about 60874.1802983827. The cubic root of 3705665827 is about 1547.4694507242.

The spelling of 3705665827 in words is "three billion, seven hundred five million, six hundred sixty-five thousand, eight hundred twenty-seven".