3660655331 has 2 divisors, whose sum is σ = 3660655332. Its totient is φ = 3660655330.

The previous prime is 3660655319. The next prime is 3660655451. The reversal of 3660655331 is 1335560663.

3660655331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (1335560663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3660655331 - 2⁶ = 3660655267 is a prime.

It is a super-2 number, since 2×3660655331² = 26800794904757439122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3660655631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1830327665 + 1830327666.

It is an arithmetic number, because the mean of its divisors is an integer number (1830327666).

Almost surely, 2^3660655331 is an apocalyptic number.

3660655331 is a deficient number, since it is larger than the sum of its proper divisors (1).

3660655331 is an equidigital number, since it uses as much as digits as its factorization.

3660655331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 38.

The square root of 3660655331 is about 60503.3497502411. The cubic root of 3660655331 is about 1541.1785169836.

The spelling of 3660655331 in words is "three billion, six hundred sixty million, six hundred fifty-five thousand, three hundred thirty-one".