3660345251 has 2 divisors, whose sum is σ = 3660345252. Its totient is φ = 3660345250.

The previous prime is 3660345223. The next prime is 3660345317. The reversal of 3660345251 is 1525430663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3660345251 - 2¹⁰ = 3660344227 is a prime.

It is not a weakly prime, because it can be changed into another prime (3660342251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1830172625 + 1830172626.

It is an arithmetic number, because the mean of its divisors is an integer number (1830172626).

Almost surely, 2^3660345251 is an apocalyptic number.

3660345251 is a deficient number, since it is larger than the sum of its proper divisors (1).

3660345251 is an equidigital number, since it uses as much as digits as its factorization.

3660345251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 3660345251 is about 60500.7871932258. The cubic root of 3660345251 is about 1541.1349999913.

The spelling of 3660345251 in words is "three billion, six hundred sixty million, three hundred forty-five thousand, two hundred fifty-one".