219163053 has 4 divisors (see below), whose sum is σ = 292217408. Its totient is φ = 146108700.

The previous prime is 219163039. The next prime is 219163073. The reversal of 219163053 is 350361912.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 219163053 - 2⁴ = 219163037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 219163053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (219163073) 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, 36527173 + ... + 36527178.

It is an arithmetic number, because the mean of its divisors is an integer number (73054352).

Almost surely, 2^219163053 is an apocalyptic number.

It is an amenable number.

219163053 is a deficient number, since it is larger than the sum of its proper divisors (73054355).

219163053 is an equidigital number, since it uses as much as digits as its factorization.

219163053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73054354.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 219163053 is about 14804.1566122491. The cubic root of 219163053 is about 602.9145719703.

The spelling of 219163053 in words is "two hundred nineteen million, one hundred sixty-three thousand, fifty-three".