163469641 has 2 divisors, whose sum is σ = 163469642. Its totient is φ = 163469640.

The previous prime is 163469629. The next prime is 163469653. The reversal of 163469641 is 146964361.

It is a balanced prime because it is at equal distance from previous prime (163469629) and next prime (163469653).

It can be written as a sum of positive squares in only one way, i.e., 89870400 + 73599241 = 9480^2 + 8579^2 .

It is an emirp because it is prime and its reverse (146964361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163469641 - 2⁷ = 163469513 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 163469594 and 163469603.

It is not a weakly prime, because it can be changed into another prime (163469741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81734820 + 81734821.

It is an arithmetic number, because the mean of its divisors is an integer number (81734821).

Almost surely, 2^163469641 is an apocalyptic number.

It is an amenable number.

163469641 is a deficient number, since it is larger than the sum of its proper divisors (1).

163469641 is an equidigital number, since it uses as much as digits as its factorization.

163469641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 40.

The square root of 163469641 is about 12785.5246665907. The cubic root of 163469641 is about 546.7796839421.

The spelling of 163469641 in words is "one hundred sixty-three million, four hundred sixty-nine thousand, six hundred forty-one".