163242361 has 16 divisors (see below), whose sum is σ = 171360000. Its totient is φ = 155376000.

The previous prime is 163242353. The next prime is 163242377.

163242361 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 163242361 - 2³ = 163242353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163242341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326890 + ... + 327388.

It is an arithmetic number, because the mean of its divisors is an integer number (10710000).

Almost surely, 2^163242361 is an apocalyptic number.

It is an amenable number.

163242361 is a deficient number, since it is larger than the sum of its proper divisors (8117639).

163242361 is a wasteful number, since it uses less digits than its factorization.

163242361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720.

The product of its digits is 5184, while the sum is 28.

The square root of 163242361 is about 12776.6333985131. The cubic root of 163242361 is about 546.5261613834.

The spelling of 163242361 in words is "one hundred sixty-three million, two hundred forty-two thousand, three hundred sixty-one".