163041469 has 2 divisors, whose sum is σ = 163041470. Its totient is φ = 163041468.

The previous prime is 163041467. The next prime is 163041497. The reversal of 163041469 is 964140361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138933369 + 24108100 = 11787^2 + 4910^2 .

It is a cyclic number.

It is not a de Polignac number, because 163041469 - 2¹ = 163041467 is a prime.

It is a super-2 number, since 2×163041469² = 53165041227355922, which contains 22 as substring.

Together with 163041467, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163041467) 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, 81520734 + 81520735.

It is an arithmetic number, because the mean of its divisors is an integer number (81520735).

Almost surely, 2^163041469 is an apocalyptic number.

It is an amenable number.

163041469 is a deficient number, since it is larger than the sum of its proper divisors (1).

163041469 is an equidigital number, since it uses as much as digits as its factorization.

163041469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 163041469 is about 12768.7692829027. The cubic root of 163041469 is about 546.3018776822.

The spelling of 163041469 in words is "one hundred sixty-three million, forty-one thousand, four hundred sixty-nine".