481966769 has 2 divisors, whose sum is σ = 481966770. Its totient is φ = 481966768.

The previous prime is 481966763. The next prime is 481966819. The reversal of 481966769 is 967669184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 350176369 + 131790400 = 18713^2 + 11480^2 .

It is a cyclic number.

It is not a de Polignac number, because 481966769 - 2⁴ = 481966753 is a prime.

It is a super-2 number, since 2×481966769² = 464583932840598722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (481966763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240983384 + 240983385.

It is an arithmetic number, because the mean of its divisors is an integer number (240983385).

Almost surely, 2^481966769 is an apocalyptic number.

It is an amenable number.

481966769 is a deficient number, since it is larger than the sum of its proper divisors (1).

481966769 is an equidigital number, since it uses as much as digits as its factorization.

481966769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3919104, while the sum is 56.

The square root of 481966769 is about 21953.7415717686. The cubic root of 481966769 is about 784.0414654462.

The spelling of 481966769 in words is "four hundred eighty-one million, nine hundred sixty-six thousand, seven hundred sixty-nine".