7670720747 has 2 divisors, whose sum is σ = 7670720748. Its totient is φ = 7670720746.

The previous prime is 7670720741. The next prime is 7670720789. The reversal of 7670720747 is 7470270767.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (7470270767) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7670720747 - 2⁶ = 7670720683 is a prime.

It is not a weakly prime, because it can be changed into another prime (7670720741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3835360373 + 3835360374.

It is an arithmetic number, because the mean of its divisors is an integer number (3835360374).

Almost surely, 2^7670720747 is an apocalyptic number.

7670720747 is a deficient number, since it is larger than the sum of its proper divisors (1).

7670720747 is an equidigital number, since it uses as much as digits as its factorization.

7670720747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806736, while the sum is 47.

The square root of 7670720747 is about 87582.6509475478. The cubic root of 7670720747 is about 1972.1747348585.

The spelling of 7670720747 in words is "seven billion, six hundred seventy million, seven hundred twenty thousand, seven hundred forty-seven".