770738497 has 2 divisors, whose sum is σ = 770738498. Its totient is φ = 770738496.

The previous prime is 770738471. The next prime is 770738509. The reversal of 770738497 is 794837077.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 709210161 + 61528336 = 26631^2 + 7844^2 .

It is an emirp because it is prime and its reverse (794837077) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 770738497 - 2¹⁵ = 770705729 is a prime.

It is not a weakly prime, because it can be changed into another prime (770738467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385369248 + 385369249.

It is an arithmetic number, because the mean of its divisors is an integer number (385369249).

Almost surely, 2^770738497 is an apocalyptic number.

It is an amenable number.

770738497 is a deficient number, since it is larger than the sum of its proper divisors (1).

770738497 is an equidigital number, since it uses as much as digits as its factorization.

770738497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2074464, while the sum is 52.

The square root of 770738497 is about 27762.1774542272. The cubic root of 770738497 is about 916.8585738740.

The spelling of 770738497 in words is "seven hundred seventy million, seven hundred thirty-eight thousand, four hundred ninety-seven".