60775769 has 2 divisors, whose sum is σ = 60775770. Its totient is φ = 60775768.

The previous prime is 60775753. The next prime is 60775777. The reversal of 60775769 is 96757706.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51552400 + 9223369 = 7180^2 + 3037^2 .

It is a cyclic number.

It is not a de Polignac number, because 60775769 - 2⁴ = 60775753 is a prime.

It is a super-2 number, since 2×60775769² = 7387388195082722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (60775709) 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, 30387884 + 30387885.

It is an arithmetic number, because the mean of its divisors is an integer number (30387885).

Almost surely, 2^60775769 is an apocalyptic number.

It is an amenable number.

60775769 is a deficient number, since it is larger than the sum of its proper divisors (1).

60775769 is an equidigital number, since it uses as much as digits as its factorization.

60775769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 555660, while the sum is 47.

The square root of 60775769 is about 7795.8815409163. The cubic root of 60775769 is about 393.1667847185.

The spelling of 60775769 in words is "sixty million, seven hundred seventy-five thousand, seven hundred sixty-nine".