163586441 has 2 divisors, whose sum is σ = 163586442. Its totient is φ = 163586440.

The previous prime is 163586429. The next prime is 163586497. The reversal of 163586441 is 144685361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118897216 + 44689225 = 10904^2 + 6685^2 .

It is a cyclic number.

It is not a de Polignac number, because 163586441 - 2⁶ = 163586377 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 163586395 and 163586404.

It is not a weakly prime, because it can be changed into another prime (163586141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81793220 + 81793221.

It is an arithmetic number, because the mean of its divisors is an integer number (81793221).

Almost surely, 2^163586441 is an apocalyptic number.

It is an amenable number.

163586441 is a deficient number, since it is larger than the sum of its proper divisors (1).

163586441 is an equidigital number, since it uses as much as digits as its factorization.

163586441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 38.

The square root of 163586441 is about 12790.0915164826. The cubic root of 163586441 is about 546.9098786832.

The spelling of 163586441 in words is "one hundred sixty-three million, five hundred eighty-six thousand, four hundred forty-one".