770075069 has 2 divisors, whose sum is σ = 770075070. Its totient is φ = 770075068.

The previous prime is 770075051. The next prime is 770075083. The reversal of 770075069 is 960570077.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 447872569 + 322202500 = 21163^2 + 17950^2 .

It is a cyclic number.

It is not a de Polignac number, because 770075069 - 2²⁰ = 769026493 is a prime.

It is a super-2 number, since 2×770075069² = 1186031223790709522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (770075039) 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, 385037534 + 385037535.

It is an arithmetic number, because the mean of its divisors is an integer number (385037535).

Almost surely, 2^770075069 is an apocalyptic number.

It is an amenable number.

770075069 is a deficient number, since it is larger than the sum of its proper divisors (1).

770075069 is an equidigital number, since it uses as much as digits as its factorization.

770075069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92610, while the sum is 41.

The square root of 770075069 is about 27750.2264675444. The cubic root of 770075069 is about 916.5954304679.

The spelling of 770075069 in words is "seven hundred seventy million, seventy-five thousand, sixty-nine".