495419069 has 2 divisors, whose sum is σ = 495419070. Its totient is φ = 495419068.

The previous prime is 495419063. The next prime is 495419077. The reversal of 495419069 is 960914594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 391644100 + 103774969 = 19790^2 + 10187^2 .

It is a cyclic number.

It is not a de Polignac number, because 495419069 - 2¹² = 495414973 is a prime.

It is a super-2 number, since 2×495419069² = 490880107857653522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495419063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247709534 + 247709535.

It is an arithmetic number, because the mean of its divisors is an integer number (247709535).

Almost surely, 2^495419069 is an apocalyptic number.

It is an amenable number.

495419069 is a deficient number, since it is larger than the sum of its proper divisors (1).

495419069 is an equidigital number, since it uses as much as digits as its factorization.

495419069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 495419069 is about 22258.0113442329. The cubic root of 495419069 is about 791.2691606227.

The spelling of 495419069 in words is "four hundred ninety-five million, four hundred nineteen thousand, sixty-nine".