770387713 has 2 divisors, whose sum is σ = 770387714. Its totient is φ = 770387712.

The previous prime is 770387671. The next prime is 770387719. The reversal of 770387713 is 317783077.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 705858624 + 64529089 = 26568^2 + 8033^2 .

It is a cyclic number.

It is not a de Polignac number, because 770387713 - 2⁹ = 770387201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 770387713.

It is not a weakly prime, because it can be changed into another prime (770387719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385193856 + 385193857.

It is an arithmetic number, because the mean of its divisors is an integer number (385193857).

Almost surely, 2^770387713 is an apocalyptic number.

It is an amenable number.

770387713 is a deficient number, since it is larger than the sum of its proper divisors (1).

770387713 is an equidigital number, since it uses as much as digits as its factorization.

770387713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172872, while the sum is 43.

The square root of 770387713 is about 27755.8590751574. The cubic root of 770387713 is about 916.7194570296.

The spelling of 770387713 in words is "seven hundred seventy million, three hundred eighty-seven thousand, seven hundred thirteen".