770963489 has 2 divisors, whose sum is σ = 770963490. Its totient is φ = 770963488.

The previous prime is 770963477. The next prime is 770963503. The reversal of 770963489 is 984369077.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 489294400 + 281669089 = 22120^2 + 16783^2 .

It is a cyclic number.

It is not a de Polignac number, because 770963489 - 2⁸ = 770963233 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 770963489.

It is not a weakly prime, because it can be changed into another prime (770963429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385481744 + 385481745.

It is an arithmetic number, because the mean of its divisors is an integer number (385481745).

Almost surely, 2^770963489 is an apocalyptic number.

It is an amenable number.

770963489 is a deficient number, since it is larger than the sum of its proper divisors (1).

770963489 is an equidigital number, since it uses as much as digits as its factorization.

770963489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The square root of 770963489 is about 27766.2292902727. The cubic root of 770963489 is about 916.9477808599.

The spelling of 770963489 in words is "seven hundred seventy million, nine hundred sixty-three thousand, four hundred eighty-nine".