3645376747 has 2 divisors, whose sum is σ = 3645376748. Its totient is φ = 3645376746.

The previous prime is 3645376733. The next prime is 3645376783. The reversal of 3645376747 is 7476735463.

It is a weak prime.

It is an emirp because it is prime and its reverse (7476735463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3645376747 - 2⁷ = 3645376619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3645376694 and 3645376703.

It is not a weakly prime, because it can be changed into another prime (3645326747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1822688373 + 1822688374.

It is an arithmetic number, because the mean of its divisors is an integer number (1822688374).

Almost surely, 2^3645376747 is an apocalyptic number.

3645376747 is a deficient number, since it is larger than the sum of its proper divisors (1).

3645376747 is an equidigital number, since it uses as much as digits as its factorization.

3645376747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8890560, while the sum is 52.

The square root of 3645376747 is about 60376.9554300314. The cubic root of 3645376747 is about 1539.0313730883.

The spelling of 3645376747 in words is "three billion, six hundred forty-five million, three hundred seventy-six thousand, seven hundred forty-seven".