3660702281 has 2 divisors, whose sum is σ = 3660702282. Its totient is φ = 3660702280.

The previous prime is 3660702257. The next prime is 3660702289. The reversal of 3660702281 is 1822070663.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2754150400 + 906551881 = 52480^2 + 30109^2 .

It is a cyclic number.

It is not a de Polignac number, because 3660702281 - 2¹⁰ = 3660701257 is a prime.

It is a super-2 number, since 2×3660702281² = 26801482380237205922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3660702289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1830351140 + 1830351141.

It is an arithmetic number, because the mean of its divisors is an integer number (1830351141).

Almost surely, 2^3660702281 is an apocalyptic number.

It is an amenable number.

3660702281 is a deficient number, since it is larger than the sum of its proper divisors (1).

3660702281 is an equidigital number, since it uses as much as digits as its factorization.

3660702281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 3660702281 is about 60503.7377440435. The cubic root of 3660702281 is about 1541.1851057876.

The spelling of 3660702281 in words is "three billion, six hundred sixty million, seven hundred two thousand, two hundred eighty-one".