163041511 has 2 divisors, whose sum is σ = 163041512. Its totient is φ = 163041510.

The previous prime is 163041497. The next prime is 163041521. The reversal of 163041511 is 115140361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163041511 - 2¹¹ = 163039463 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163041521) 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, 81520755 + 81520756.

It is an arithmetic number, because the mean of its divisors is an integer number (81520756).

Almost surely, 2^163041511 is an apocalyptic number.

163041511 is a deficient number, since it is larger than the sum of its proper divisors (1).

163041511 is an equidigital number, since it uses as much as digits as its factorization.

163041511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 163041511 is about 12768.7709275404. The cubic root of 163041511 is about 546.3019245919.

Adding to 163041511 its reverse (115140361), we get a palindrome (278181872).

The spelling of 163041511 in words is "one hundred sixty-three million, forty-one thousand, five hundred eleven".