163214441 has 4 divisors (see below), whose sum is σ = 175769412. Its totient is φ = 150659472.

The previous prime is 163214423. The next prime is 163214449. The reversal of 163214441 is 144412361.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 86564416 + 76650025 = 9304^2 + 8755^2 .

It is a cyclic number.

It is not a de Polignac number, because 163214441 - 2⁶ = 163214377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163214441.

It is not an unprimeable number, because it can be changed into a prime (163214449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6277466 + ... + 6277491.

It is an arithmetic number, because the mean of its divisors is an integer number (43942353).

Almost surely, 2^163214441 is an apocalyptic number.

It is an amenable number.

163214441 is a deficient number, since it is larger than the sum of its proper divisors (12554971).

163214441 is a wasteful number, since it uses less digits than its factorization.

163214441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12554970.

The product of its digits is 2304, while the sum is 26.

The square root of 163214441 is about 12775.5407321960. The cubic root of 163214441 is about 546.4950014150.

The spelling of 163214441 in words is "one hundred sixty-three million, two hundred fourteen thousand, four hundred forty-one".